Old engine for Continuous Time Bayesian Networks. Superseded by reCTBN. 🐍
https://github.com/madlabunimib/PyCTBN
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1257 lines
49 KiB
1257 lines
49 KiB
"""distutils.dist
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Provides the Distribution class, which represents the module distribution
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being built/installed/distributed.
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"""
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import sys
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import os
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import re
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from email import message_from_file
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try:
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import warnings
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except ImportError:
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warnings = None
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from distutils.errors import *
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from distutils.fancy_getopt import FancyGetopt, translate_longopt
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from distutils.util import check_environ, strtobool, rfc822_escape
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from distutils import log
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from distutils.debug import DEBUG
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# Regex to define acceptable Distutils command names. This is not *quite*
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# the same as a Python NAME -- I don't allow leading underscores. The fact
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# that they're very similar is no coincidence; the default naming scheme is
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# to look for a Python module named after the command.
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command_re = re.compile(r'^[a-zA-Z]([a-zA-Z0-9_]*)$')
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def _ensure_list(value, fieldname):
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if isinstance(value, str):
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# a string containing comma separated values is okay. It will
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# be converted to a list by Distribution.finalize_options().
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pass
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elif not isinstance(value, list):
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# passing a tuple or an iterator perhaps, warn and convert
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typename = type(value).__name__
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msg = "Warning: '{fieldname}' should be a list, got type '{typename}'"
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msg = msg.format(**locals())
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log.log(log.WARN, msg)
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value = list(value)
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return value
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class Distribution:
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"""The core of the Distutils. Most of the work hiding behind 'setup'
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is really done within a Distribution instance, which farms the work out
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to the Distutils commands specified on the command line.
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Setup scripts will almost never instantiate Distribution directly,
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unless the 'setup()' function is totally inadequate to their needs.
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However, it is conceivable that a setup script might wish to subclass
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Distribution for some specialized purpose, and then pass the subclass
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to 'setup()' as the 'distclass' keyword argument. If so, it is
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necessary to respect the expectations that 'setup' has of Distribution.
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See the code for 'setup()', in core.py, for details.
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"""
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# 'global_options' describes the command-line options that may be
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# supplied to the setup script prior to any actual commands.
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# Eg. "./setup.py -n" or "./setup.py --quiet" both take advantage of
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# these global options. This list should be kept to a bare minimum,
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# since every global option is also valid as a command option -- and we
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# don't want to pollute the commands with too many options that they
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# have minimal control over.
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# The fourth entry for verbose means that it can be repeated.
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global_options = [
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('verbose', 'v', "run verbosely (default)", 1),
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('quiet', 'q', "run quietly (turns verbosity off)"),
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('dry-run', 'n', "don't actually do anything"),
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('help', 'h', "show detailed help message"),
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('no-user-cfg', None,
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'ignore pydistutils.cfg in your home directory'),
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]
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# 'common_usage' is a short (2-3 line) string describing the common
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# usage of the setup script.
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common_usage = """\
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Common commands: (see '--help-commands' for more)
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setup.py build will build the package underneath 'build/'
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setup.py install will install the package
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"""
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# options that are not propagated to the commands
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display_options = [
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('help-commands', None,
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"list all available commands"),
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('name', None,
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"print package name"),
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('version', 'V',
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"print package version"),
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('fullname', None,
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"print <package name>-<version>"),
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('author', None,
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"print the author's name"),
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('author-email', None,
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"print the author's email address"),
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('maintainer', None,
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"print the maintainer's name"),
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('maintainer-email', None,
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"print the maintainer's email address"),
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('contact', None,
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"print the maintainer's name if known, else the author's"),
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('contact-email', None,
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"print the maintainer's email address if known, else the author's"),
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('url', None,
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"print the URL for this package"),
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('license', None,
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"print the license of the package"),
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('licence', None,
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"alias for --license"),
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('description', None,
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"print the package description"),
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('long-description', None,
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"print the long package description"),
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('platforms', None,
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"print the list of platforms"),
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('classifiers', None,
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"print the list of classifiers"),
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('keywords', None,
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"print the list of keywords"),
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('provides', None,
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"print the list of packages/modules provided"),
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('requires', None,
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"print the list of packages/modules required"),
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('obsoletes', None,
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"print the list of packages/modules made obsolete")
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]
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display_option_names = [translate_longopt(x[0]) for x in display_options]
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# negative options are options that exclude other options
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negative_opt = {'quiet': 'verbose'}
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# -- Creation/initialization methods -------------------------------
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def __init__(self, attrs=None):
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"""Construct a new Distribution instance: initialize all the
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attributes of a Distribution, and then use 'attrs' (a dictionary
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mapping attribute names to values) to assign some of those
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attributes their "real" values. (Any attributes not mentioned in
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'attrs' will be assigned to some null value: 0, None, an empty list
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or dictionary, etc.) Most importantly, initialize the
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'command_obj' attribute to the empty dictionary; this will be
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filled in with real command objects by 'parse_command_line()'.
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"""
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# Default values for our command-line options
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self.verbose = 1
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self.dry_run = 0
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self.help = 0
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for attr in self.display_option_names:
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setattr(self, attr, 0)
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# Store the distribution meta-data (name, version, author, and so
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# forth) in a separate object -- we're getting to have enough
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# information here (and enough command-line options) that it's
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# worth it. Also delegate 'get_XXX()' methods to the 'metadata'
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# object in a sneaky and underhanded (but efficient!) way.
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self.metadata = DistributionMetadata()
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for basename in self.metadata._METHOD_BASENAMES:
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method_name = "get_" + basename
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setattr(self, method_name, getattr(self.metadata, method_name))
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# 'cmdclass' maps command names to class objects, so we
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# can 1) quickly figure out which class to instantiate when
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# we need to create a new command object, and 2) have a way
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# for the setup script to override command classes
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self.cmdclass = {}
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# 'command_packages' is a list of packages in which commands
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# are searched for. The factory for command 'foo' is expected
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# to be named 'foo' in the module 'foo' in one of the packages
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# named here. This list is searched from the left; an error
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# is raised if no named package provides the command being
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# searched for. (Always access using get_command_packages().)
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self.command_packages = None
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# 'script_name' and 'script_args' are usually set to sys.argv[0]
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# and sys.argv[1:], but they can be overridden when the caller is
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# not necessarily a setup script run from the command-line.
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self.script_name = None
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self.script_args = None
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# 'command_options' is where we store command options between
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# parsing them (from config files, the command-line, etc.) and when
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# they are actually needed -- ie. when the command in question is
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# instantiated. It is a dictionary of dictionaries of 2-tuples:
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# command_options = { command_name : { option : (source, value) } }
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self.command_options = {}
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# 'dist_files' is the list of (command, pyversion, file) that
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# have been created by any dist commands run so far. This is
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# filled regardless of whether the run is dry or not. pyversion
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# gives sysconfig.get_python_version() if the dist file is
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# specific to a Python version, 'any' if it is good for all
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# Python versions on the target platform, and '' for a source
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# file. pyversion should not be used to specify minimum or
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# maximum required Python versions; use the metainfo for that
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# instead.
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self.dist_files = []
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# These options are really the business of various commands, rather
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# than of the Distribution itself. We provide aliases for them in
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# Distribution as a convenience to the developer.
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self.packages = None
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self.package_data = {}
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self.package_dir = None
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self.py_modules = None
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self.libraries = None
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self.headers = None
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self.ext_modules = None
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self.ext_package = None
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self.include_dirs = None
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self.extra_path = None
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self.scripts = None
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self.data_files = None
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self.password = ''
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# And now initialize bookkeeping stuff that can't be supplied by
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# the caller at all. 'command_obj' maps command names to
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# Command instances -- that's how we enforce that every command
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# class is a singleton.
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self.command_obj = {}
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# 'have_run' maps command names to boolean values; it keeps track
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# of whether we have actually run a particular command, to make it
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# cheap to "run" a command whenever we think we might need to -- if
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# it's already been done, no need for expensive filesystem
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# operations, we just check the 'have_run' dictionary and carry on.
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# It's only safe to query 'have_run' for a command class that has
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# been instantiated -- a false value will be inserted when the
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# command object is created, and replaced with a true value when
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# the command is successfully run. Thus it's probably best to use
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# '.get()' rather than a straight lookup.
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self.have_run = {}
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# Now we'll use the attrs dictionary (ultimately, keyword args from
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# the setup script) to possibly override any or all of these
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# distribution options.
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if attrs:
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# Pull out the set of command options and work on them
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# specifically. Note that this order guarantees that aliased
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# command options will override any supplied redundantly
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# through the general options dictionary.
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options = attrs.get('options')
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if options is not None:
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del attrs['options']
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for (command, cmd_options) in options.items():
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opt_dict = self.get_option_dict(command)
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for (opt, val) in cmd_options.items():
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opt_dict[opt] = ("setup script", val)
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if 'licence' in attrs:
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attrs['license'] = attrs['licence']
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del attrs['licence']
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msg = "'licence' distribution option is deprecated; use 'license'"
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if warnings is not None:
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warnings.warn(msg)
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else:
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sys.stderr.write(msg + "\n")
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# Now work on the rest of the attributes. Any attribute that's
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# not already defined is invalid!
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for (key, val) in attrs.items():
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if hasattr(self.metadata, "set_" + key):
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getattr(self.metadata, "set_" + key)(val)
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elif hasattr(self.metadata, key):
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setattr(self.metadata, key, val)
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elif hasattr(self, key):
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setattr(self, key, val)
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else:
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msg = "Unknown distribution option: %s" % repr(key)
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warnings.warn(msg)
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# no-user-cfg is handled before other command line args
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# because other args override the config files, and this
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# one is needed before we can load the config files.
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# If attrs['script_args'] wasn't passed, assume false.
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#
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# This also make sure we just look at the global options
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self.want_user_cfg = True
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if self.script_args is not None:
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for arg in self.script_args:
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if not arg.startswith('-'):
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break
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if arg == '--no-user-cfg':
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self.want_user_cfg = False
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break
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self.finalize_options()
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def get_option_dict(self, command):
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"""Get the option dictionary for a given command. If that
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command's option dictionary hasn't been created yet, then create it
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and return the new dictionary; otherwise, return the existing
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option dictionary.
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"""
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dict = self.command_options.get(command)
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if dict is None:
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dict = self.command_options[command] = {}
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return dict
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def dump_option_dicts(self, header=None, commands=None, indent=""):
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from pprint import pformat
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if commands is None: # dump all command option dicts
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commands = sorted(self.command_options.keys())
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if header is not None:
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self.announce(indent + header)
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indent = indent + " "
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if not commands:
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self.announce(indent + "no commands known yet")
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return
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for cmd_name in commands:
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opt_dict = self.command_options.get(cmd_name)
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if opt_dict is None:
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self.announce(indent +
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"no option dict for '%s' command" % cmd_name)
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else:
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self.announce(indent +
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"option dict for '%s' command:" % cmd_name)
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out = pformat(opt_dict)
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for line in out.split('\n'):
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self.announce(indent + " " + line)
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# -- Config file finding/parsing methods ---------------------------
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def find_config_files(self):
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"""Find as many configuration files as should be processed for this
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platform, and return a list of filenames in the order in which they
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should be parsed. The filenames returned are guaranteed to exist
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(modulo nasty race conditions).
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There are three possible config files: distutils.cfg in the
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Distutils installation directory (ie. where the top-level
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Distutils __inst__.py file lives), a file in the user's home
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directory named .pydistutils.cfg on Unix and pydistutils.cfg
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on Windows/Mac; and setup.cfg in the current directory.
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The file in the user's home directory can be disabled with the
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--no-user-cfg option.
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"""
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files = []
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check_environ()
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# Where to look for the system-wide Distutils config file
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sys_dir = os.path.dirname(sys.modules['distutils'].__file__)
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# Look for the system config file
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sys_file = os.path.join(sys_dir, "distutils.cfg")
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if os.path.isfile(sys_file):
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files.append(sys_file)
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# What to call the per-user config file
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if os.name == 'posix':
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user_filename = ".pydistutils.cfg"
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else:
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user_filename = "pydistutils.cfg"
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# And look for the user config file
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if self.want_user_cfg:
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user_file = os.path.join(os.path.expanduser('~'), user_filename)
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if os.path.isfile(user_file):
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files.append(user_file)
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# All platforms support local setup.cfg
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local_file = "setup.cfg"
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if os.path.isfile(local_file):
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files.append(local_file)
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if DEBUG:
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self.announce("using config files: %s" % ', '.join(files))
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return files
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def parse_config_files(self, filenames=None):
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from configparser import ConfigParser
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# Ignore install directory options if we have a venv
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if sys.prefix != sys.base_prefix:
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ignore_options = [
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'install-base', 'install-platbase', 'install-lib',
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'install-platlib', 'install-purelib', 'install-headers',
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'install-scripts', 'install-data', 'prefix', 'exec-prefix',
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'home', 'user', 'root']
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else:
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ignore_options = []
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ignore_options = frozenset(ignore_options)
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if filenames is None:
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filenames = self.find_config_files()
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if DEBUG:
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self.announce("Distribution.parse_config_files():")
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parser = ConfigParser()
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for filename in filenames:
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if DEBUG:
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self.announce(" reading %s" % filename)
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parser.read(filename)
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for section in parser.sections():
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options = parser.options(section)
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opt_dict = self.get_option_dict(section)
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for opt in options:
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if opt != '__name__' and opt not in ignore_options:
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val = parser.get(section,opt)
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opt = opt.replace('-', '_')
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opt_dict[opt] = (filename, val)
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# Make the ConfigParser forget everything (so we retain
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# the original filenames that options come from)
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parser.__init__()
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# If there was a "global" section in the config file, use it
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# to set Distribution options.
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if 'global' in self.command_options:
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for (opt, (src, val)) in self.command_options['global'].items():
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alias = self.negative_opt.get(opt)
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try:
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if alias:
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setattr(self, alias, not strtobool(val))
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elif opt in ('verbose', 'dry_run'): # ugh!
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setattr(self, opt, strtobool(val))
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else:
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setattr(self, opt, val)
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except ValueError as msg:
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raise DistutilsOptionError(msg)
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|
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# -- Command-line parsing methods ----------------------------------
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def parse_command_line(self):
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"""Parse the setup script's command line, taken from the
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'script_args' instance attribute (which defaults to 'sys.argv[1:]'
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-- see 'setup()' in core.py). This list is first processed for
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"global options" -- options that set attributes of the Distribution
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instance. Then, it is alternately scanned for Distutils commands
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and options for that command. Each new command terminates the
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options for the previous command. The allowed options for a
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command are determined by the 'user_options' attribute of the
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command class -- thus, we have to be able to load command classes
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in order to parse the command line. Any error in that 'options'
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attribute raises DistutilsGetoptError; any error on the
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command-line raises DistutilsArgError. If no Distutils commands
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were found on the command line, raises DistutilsArgError. Return
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true if command-line was successfully parsed and we should carry
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on with executing commands; false if no errors but we shouldn't
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execute commands (currently, this only happens if user asks for
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help).
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"""
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#
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# We now have enough information to show the Macintosh dialog
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# that allows the user to interactively specify the "command line".
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#
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toplevel_options = self._get_toplevel_options()
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# We have to parse the command line a bit at a time -- global
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# options, then the first command, then its options, and so on --
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# because each command will be handled by a different class, and
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# the options that are valid for a particular class aren't known
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# until we have loaded the command class, which doesn't happen
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# until we know what the command is.
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self.commands = []
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parser = FancyGetopt(toplevel_options + self.display_options)
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parser.set_negative_aliases(self.negative_opt)
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parser.set_aliases({'licence': 'license'})
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args = parser.getopt(args=self.script_args, object=self)
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option_order = parser.get_option_order()
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log.set_verbosity(self.verbose)
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|
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# for display options we return immediately
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if self.handle_display_options(option_order):
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return
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while args:
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args = self._parse_command_opts(parser, args)
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if args is None: # user asked for help (and got it)
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return
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|
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# Handle the cases of --help as a "global" option, ie.
|
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# "setup.py --help" and "setup.py --help command ...". For the
|
|
# former, we show global options (--verbose, --dry-run, etc.)
|
|
# and display-only options (--name, --version, etc.); for the
|
|
# latter, we omit the display-only options and show help for
|
|
# each command listed on the command line.
|
|
if self.help:
|
|
self._show_help(parser,
|
|
display_options=len(self.commands) == 0,
|
|
commands=self.commands)
|
|
return
|
|
|
|
# Oops, no commands found -- an end-user error
|
|
if not self.commands:
|
|
raise DistutilsArgError("no commands supplied")
|
|
|
|
# All is well: return true
|
|
return True
|
|
|
|
def _get_toplevel_options(self):
|
|
"""Return the non-display options recognized at the top level.
|
|
|
|
This includes options that are recognized *only* at the top
|
|
level as well as options recognized for commands.
|
|
"""
|
|
return self.global_options + [
|
|
("command-packages=", None,
|
|
"list of packages that provide distutils commands"),
|
|
]
|
|
|
|
def _parse_command_opts(self, parser, args):
|
|
"""Parse the command-line options for a single command.
|
|
'parser' must be a FancyGetopt instance; 'args' must be the list
|
|
of arguments, starting with the current command (whose options
|
|
we are about to parse). Returns a new version of 'args' with
|
|
the next command at the front of the list; will be the empty
|
|
list if there are no more commands on the command line. Returns
|
|
None if the user asked for help on this command.
|
|
"""
|
|
# late import because of mutual dependence between these modules
|
|
from distutils.cmd import Command
|
|
|
|
# Pull the current command from the head of the command line
|
|
command = args[0]
|
|
if not command_re.match(command):
|
|
raise SystemExit("invalid command name '%s'" % command)
|
|
self.commands.append(command)
|
|
|
|
# Dig up the command class that implements this command, so we
|
|
# 1) know that it's a valid command, and 2) know which options
|
|
# it takes.
|
|
try:
|
|
cmd_class = self.get_command_class(command)
|
|
except DistutilsModuleError as msg:
|
|
raise DistutilsArgError(msg)
|
|
|
|
# Require that the command class be derived from Command -- want
|
|
# to be sure that the basic "command" interface is implemented.
|
|
if not issubclass(cmd_class, Command):
|
|
raise DistutilsClassError(
|
|
"command class %s must subclass Command" % cmd_class)
|
|
|
|
# Also make sure that the command object provides a list of its
|
|
# known options.
|
|
if not (hasattr(cmd_class, 'user_options') and
|
|
isinstance(cmd_class.user_options, list)):
|
|
msg = ("command class %s must provide "
|
|
"'user_options' attribute (a list of tuples)")
|
|
raise DistutilsClassError(msg % cmd_class)
|
|
|
|
# If the command class has a list of negative alias options,
|
|
# merge it in with the global negative aliases.
|
|
negative_opt = self.negative_opt
|
|
if hasattr(cmd_class, 'negative_opt'):
|
|
negative_opt = negative_opt.copy()
|
|
negative_opt.update(cmd_class.negative_opt)
|
|
|
|
# Check for help_options in command class. They have a different
|
|
# format (tuple of four) so we need to preprocess them here.
|
|
if (hasattr(cmd_class, 'help_options') and
|
|
isinstance(cmd_class.help_options, list)):
|
|
help_options = fix_help_options(cmd_class.help_options)
|
|
else:
|
|
help_options = []
|
|
|
|
# All commands support the global options too, just by adding
|
|
# in 'global_options'.
|
|
parser.set_option_table(self.global_options +
|
|
cmd_class.user_options +
|
|
help_options)
|
|
parser.set_negative_aliases(negative_opt)
|
|
(args, opts) = parser.getopt(args[1:])
|
|
if hasattr(opts, 'help') and opts.help:
|
|
self._show_help(parser, display_options=0, commands=[cmd_class])
|
|
return
|
|
|
|
if (hasattr(cmd_class, 'help_options') and
|
|
isinstance(cmd_class.help_options, list)):
|
|
help_option_found=0
|
|
for (help_option, short, desc, func) in cmd_class.help_options:
|
|
if hasattr(opts, parser.get_attr_name(help_option)):
|
|
help_option_found=1
|
|
if callable(func):
|
|
func()
|
|
else:
|
|
raise DistutilsClassError(
|
|
"invalid help function %r for help option '%s': "
|
|
"must be a callable object (function, etc.)"
|
|
% (func, help_option))
|
|
|
|
if help_option_found:
|
|
return
|
|
|
|
# Put the options from the command-line into their official
|
|
# holding pen, the 'command_options' dictionary.
|
|
opt_dict = self.get_option_dict(command)
|
|
for (name, value) in vars(opts).items():
|
|
opt_dict[name] = ("command line", value)
|
|
|
|
return args
|
|
|
|
def finalize_options(self):
|
|
"""Set final values for all the options on the Distribution
|
|
instance, analogous to the .finalize_options() method of Command
|
|
objects.
|
|
"""
|
|
for attr in ('keywords', 'platforms'):
|
|
value = getattr(self.metadata, attr)
|
|
if value is None:
|
|
continue
|
|
if isinstance(value, str):
|
|
value = [elm.strip() for elm in value.split(',')]
|
|
setattr(self.metadata, attr, value)
|
|
|
|
def _show_help(self, parser, global_options=1, display_options=1,
|
|
commands=[]):
|
|
"""Show help for the setup script command-line in the form of
|
|
several lists of command-line options. 'parser' should be a
|
|
FancyGetopt instance; do not expect it to be returned in the
|
|
same state, as its option table will be reset to make it
|
|
generate the correct help text.
|
|
|
|
If 'global_options' is true, lists the global options:
|
|
--verbose, --dry-run, etc. If 'display_options' is true, lists
|
|
the "display-only" options: --name, --version, etc. Finally,
|
|
lists per-command help for every command name or command class
|
|
in 'commands'.
|
|
"""
|
|
# late import because of mutual dependence between these modules
|
|
from distutils.core import gen_usage
|
|
from distutils.cmd import Command
|
|
|
|
if global_options:
|
|
if display_options:
|
|
options = self._get_toplevel_options()
|
|
else:
|
|
options = self.global_options
|
|
parser.set_option_table(options)
|
|
parser.print_help(self.common_usage + "\nGlobal options:")
|
|
print('')
|
|
|
|
if display_options:
|
|
parser.set_option_table(self.display_options)
|
|
parser.print_help(
|
|
"Information display options (just display " +
|
|
"information, ignore any commands)")
|
|
print('')
|
|
|
|
for command in self.commands:
|
|
if isinstance(command, type) and issubclass(command, Command):
|
|
klass = command
|
|
else:
|
|
klass = self.get_command_class(command)
|
|
if (hasattr(klass, 'help_options') and
|
|
isinstance(klass.help_options, list)):
|
|
parser.set_option_table(klass.user_options +
|
|
fix_help_options(klass.help_options))
|
|
else:
|
|
parser.set_option_table(klass.user_options)
|
|
parser.print_help("Options for '%s' command:" % klass.__name__)
|
|
print('')
|
|
|
|
print(gen_usage(self.script_name))
|
|
|
|
def handle_display_options(self, option_order):
|
|
"""If there were any non-global "display-only" options
|
|
(--help-commands or the metadata display options) on the command
|
|
line, display the requested info and return true; else return
|
|
false.
|
|
"""
|
|
from distutils.core import gen_usage
|
|
|
|
# User just wants a list of commands -- we'll print it out and stop
|
|
# processing now (ie. if they ran "setup --help-commands foo bar",
|
|
# we ignore "foo bar").
|
|
if self.help_commands:
|
|
self.print_commands()
|
|
print('')
|
|
print(gen_usage(self.script_name))
|
|
return 1
|
|
|
|
# If user supplied any of the "display metadata" options, then
|
|
# display that metadata in the order in which the user supplied the
|
|
# metadata options.
|
|
any_display_options = 0
|
|
is_display_option = {}
|
|
for option in self.display_options:
|
|
is_display_option[option[0]] = 1
|
|
|
|
for (opt, val) in option_order:
|
|
if val and is_display_option.get(opt):
|
|
opt = translate_longopt(opt)
|
|
value = getattr(self.metadata, "get_"+opt)()
|
|
if opt in ['keywords', 'platforms']:
|
|
print(','.join(value))
|
|
elif opt in ('classifiers', 'provides', 'requires',
|
|
'obsoletes'):
|
|
print('\n'.join(value))
|
|
else:
|
|
print(value)
|
|
any_display_options = 1
|
|
|
|
return any_display_options
|
|
|
|
def print_command_list(self, commands, header, max_length):
|
|
"""Print a subset of the list of all commands -- used by
|
|
'print_commands()'.
|
|
"""
|
|
print(header + ":")
|
|
|
|
for cmd in commands:
|
|
klass = self.cmdclass.get(cmd)
|
|
if not klass:
|
|
klass = self.get_command_class(cmd)
|
|
try:
|
|
description = klass.description
|
|
except AttributeError:
|
|
description = "(no description available)"
|
|
|
|
print(" %-*s %s" % (max_length, cmd, description))
|
|
|
|
def print_commands(self):
|
|
"""Print out a help message listing all available commands with a
|
|
description of each. The list is divided into "standard commands"
|
|
(listed in distutils.command.__all__) and "extra commands"
|
|
(mentioned in self.cmdclass, but not a standard command). The
|
|
descriptions come from the command class attribute
|
|
'description'.
|
|
"""
|
|
import distutils.command
|
|
std_commands = distutils.command.__all__
|
|
is_std = {}
|
|
for cmd in std_commands:
|
|
is_std[cmd] = 1
|
|
|
|
extra_commands = []
|
|
for cmd in self.cmdclass.keys():
|
|
if not is_std.get(cmd):
|
|
extra_commands.append(cmd)
|
|
|
|
max_length = 0
|
|
for cmd in (std_commands + extra_commands):
|
|
if len(cmd) > max_length:
|
|
max_length = len(cmd)
|
|
|
|
self.print_command_list(std_commands,
|
|
"Standard commands",
|
|
max_length)
|
|
if extra_commands:
|
|
print()
|
|
self.print_command_list(extra_commands,
|
|
"Extra commands",
|
|
max_length)
|
|
|
|
def get_command_list(self):
|
|
"""Get a list of (command, description) tuples.
|
|
The list is divided into "standard commands" (listed in
|
|
distutils.command.__all__) and "extra commands" (mentioned in
|
|
self.cmdclass, but not a standard command). The descriptions come
|
|
from the command class attribute 'description'.
|
|
"""
|
|
# Currently this is only used on Mac OS, for the Mac-only GUI
|
|
# Distutils interface (by Jack Jansen)
|
|
import distutils.command
|
|
std_commands = distutils.command.__all__
|
|
is_std = {}
|
|
for cmd in std_commands:
|
|
is_std[cmd] = 1
|
|
|
|
extra_commands = []
|
|
for cmd in self.cmdclass.keys():
|
|
if not is_std.get(cmd):
|
|
extra_commands.append(cmd)
|
|
|
|
rv = []
|
|
for cmd in (std_commands + extra_commands):
|
|
klass = self.cmdclass.get(cmd)
|
|
if not klass:
|
|
klass = self.get_command_class(cmd)
|
|
try:
|
|
description = klass.description
|
|
except AttributeError:
|
|
description = "(no description available)"
|
|
rv.append((cmd, description))
|
|
return rv
|
|
|
|
# -- Command class/object methods ----------------------------------
|
|
|
|
def get_command_packages(self):
|
|
"""Return a list of packages from which commands are loaded."""
|
|
pkgs = self.command_packages
|
|
if not isinstance(pkgs, list):
|
|
if pkgs is None:
|
|
pkgs = ''
|
|
pkgs = [pkg.strip() for pkg in pkgs.split(',') if pkg != '']
|
|
if "distutils.command" not in pkgs:
|
|
pkgs.insert(0, "distutils.command")
|
|
self.command_packages = pkgs
|
|
return pkgs
|
|
|
|
def get_command_class(self, command):
|
|
"""Return the class that implements the Distutils command named by
|
|
'command'. First we check the 'cmdclass' dictionary; if the
|
|
command is mentioned there, we fetch the class object from the
|
|
dictionary and return it. Otherwise we load the command module
|
|
("distutils.command." + command) and fetch the command class from
|
|
the module. The loaded class is also stored in 'cmdclass'
|
|
to speed future calls to 'get_command_class()'.
|
|
|
|
Raises DistutilsModuleError if the expected module could not be
|
|
found, or if that module does not define the expected class.
|
|
"""
|
|
klass = self.cmdclass.get(command)
|
|
if klass:
|
|
return klass
|
|
|
|
for pkgname in self.get_command_packages():
|
|
module_name = "%s.%s" % (pkgname, command)
|
|
klass_name = command
|
|
|
|
try:
|
|
__import__(module_name)
|
|
module = sys.modules[module_name]
|
|
except ImportError:
|
|
continue
|
|
|
|
try:
|
|
klass = getattr(module, klass_name)
|
|
except AttributeError:
|
|
raise DistutilsModuleError(
|
|
"invalid command '%s' (no class '%s' in module '%s')"
|
|
% (command, klass_name, module_name))
|
|
|
|
self.cmdclass[command] = klass
|
|
return klass
|
|
|
|
raise DistutilsModuleError("invalid command '%s'" % command)
|
|
|
|
def get_command_obj(self, command, create=1):
|
|
"""Return the command object for 'command'. Normally this object
|
|
is cached on a previous call to 'get_command_obj()'; if no command
|
|
object for 'command' is in the cache, then we either create and
|
|
return it (if 'create' is true) or return None.
|
|
"""
|
|
cmd_obj = self.command_obj.get(command)
|
|
if not cmd_obj and create:
|
|
if DEBUG:
|
|
self.announce("Distribution.get_command_obj(): "
|
|
"creating '%s' command object" % command)
|
|
|
|
klass = self.get_command_class(command)
|
|
cmd_obj = self.command_obj[command] = klass(self)
|
|
self.have_run[command] = 0
|
|
|
|
# Set any options that were supplied in config files
|
|
# or on the command line. (NB. support for error
|
|
# reporting is lame here: any errors aren't reported
|
|
# until 'finalize_options()' is called, which means
|
|
# we won't report the source of the error.)
|
|
options = self.command_options.get(command)
|
|
if options:
|
|
self._set_command_options(cmd_obj, options)
|
|
|
|
return cmd_obj
|
|
|
|
def _set_command_options(self, command_obj, option_dict=None):
|
|
"""Set the options for 'command_obj' from 'option_dict'. Basically
|
|
this means copying elements of a dictionary ('option_dict') to
|
|
attributes of an instance ('command').
|
|
|
|
'command_obj' must be a Command instance. If 'option_dict' is not
|
|
supplied, uses the standard option dictionary for this command
|
|
(from 'self.command_options').
|
|
"""
|
|
command_name = command_obj.get_command_name()
|
|
if option_dict is None:
|
|
option_dict = self.get_option_dict(command_name)
|
|
|
|
if DEBUG:
|
|
self.announce(" setting options for '%s' command:" % command_name)
|
|
for (option, (source, value)) in option_dict.items():
|
|
if DEBUG:
|
|
self.announce(" %s = %s (from %s)" % (option, value,
|
|
source))
|
|
try:
|
|
bool_opts = [translate_longopt(o)
|
|
for o in command_obj.boolean_options]
|
|
except AttributeError:
|
|
bool_opts = []
|
|
try:
|
|
neg_opt = command_obj.negative_opt
|
|
except AttributeError:
|
|
neg_opt = {}
|
|
|
|
try:
|
|
is_string = isinstance(value, str)
|
|
if option in neg_opt and is_string:
|
|
setattr(command_obj, neg_opt[option], not strtobool(value))
|
|
elif option in bool_opts and is_string:
|
|
setattr(command_obj, option, strtobool(value))
|
|
elif hasattr(command_obj, option):
|
|
setattr(command_obj, option, value)
|
|
else:
|
|
raise DistutilsOptionError(
|
|
"error in %s: command '%s' has no such option '%s'"
|
|
% (source, command_name, option))
|
|
except ValueError as msg:
|
|
raise DistutilsOptionError(msg)
|
|
|
|
def reinitialize_command(self, command, reinit_subcommands=0):
|
|
"""Reinitializes a command to the state it was in when first
|
|
returned by 'get_command_obj()': ie., initialized but not yet
|
|
finalized. This provides the opportunity to sneak option
|
|
values in programmatically, overriding or supplementing
|
|
user-supplied values from the config files and command line.
|
|
You'll have to re-finalize the command object (by calling
|
|
'finalize_options()' or 'ensure_finalized()') before using it for
|
|
real.
|
|
|
|
'command' should be a command name (string) or command object. If
|
|
'reinit_subcommands' is true, also reinitializes the command's
|
|
sub-commands, as declared by the 'sub_commands' class attribute (if
|
|
it has one). See the "install" command for an example. Only
|
|
reinitializes the sub-commands that actually matter, ie. those
|
|
whose test predicates return true.
|
|
|
|
Returns the reinitialized command object.
|
|
"""
|
|
from distutils.cmd import Command
|
|
if not isinstance(command, Command):
|
|
command_name = command
|
|
command = self.get_command_obj(command_name)
|
|
else:
|
|
command_name = command.get_command_name()
|
|
|
|
if not command.finalized:
|
|
return command
|
|
command.initialize_options()
|
|
command.finalized = 0
|
|
self.have_run[command_name] = 0
|
|
self._set_command_options(command)
|
|
|
|
if reinit_subcommands:
|
|
for sub in command.get_sub_commands():
|
|
self.reinitialize_command(sub, reinit_subcommands)
|
|
|
|
return command
|
|
|
|
# -- Methods that operate on the Distribution ----------------------
|
|
|
|
def announce(self, msg, level=log.INFO):
|
|
log.log(level, msg)
|
|
|
|
def run_commands(self):
|
|
"""Run each command that was seen on the setup script command line.
|
|
Uses the list of commands found and cache of command objects
|
|
created by 'get_command_obj()'.
|
|
"""
|
|
for cmd in self.commands:
|
|
self.run_command(cmd)
|
|
|
|
# -- Methods that operate on its Commands --------------------------
|
|
|
|
def run_command(self, command):
|
|
"""Do whatever it takes to run a command (including nothing at all,
|
|
if the command has already been run). Specifically: if we have
|
|
already created and run the command named by 'command', return
|
|
silently without doing anything. If the command named by 'command'
|
|
doesn't even have a command object yet, create one. Then invoke
|
|
'run()' on that command object (or an existing one).
|
|
"""
|
|
# Already been here, done that? then return silently.
|
|
if self.have_run.get(command):
|
|
return
|
|
|
|
log.info("running %s", command)
|
|
cmd_obj = self.get_command_obj(command)
|
|
cmd_obj.ensure_finalized()
|
|
cmd_obj.run()
|
|
self.have_run[command] = 1
|
|
|
|
# -- Distribution query methods ------------------------------------
|
|
|
|
def has_pure_modules(self):
|
|
return len(self.packages or self.py_modules or []) > 0
|
|
|
|
def has_ext_modules(self):
|
|
return self.ext_modules and len(self.ext_modules) > 0
|
|
|
|
def has_c_libraries(self):
|
|
return self.libraries and len(self.libraries) > 0
|
|
|
|
def has_modules(self):
|
|
return self.has_pure_modules() or self.has_ext_modules()
|
|
|
|
def has_headers(self):
|
|
return self.headers and len(self.headers) > 0
|
|
|
|
def has_scripts(self):
|
|
return self.scripts and len(self.scripts) > 0
|
|
|
|
def has_data_files(self):
|
|
return self.data_files and len(self.data_files) > 0
|
|
|
|
def is_pure(self):
|
|
return (self.has_pure_modules() and
|
|
not self.has_ext_modules() and
|
|
not self.has_c_libraries())
|
|
|
|
# -- Metadata query methods ----------------------------------------
|
|
|
|
# If you're looking for 'get_name()', 'get_version()', and so forth,
|
|
# they are defined in a sneaky way: the constructor binds self.get_XXX
|
|
# to self.metadata.get_XXX. The actual code is in the
|
|
# DistributionMetadata class, below.
|
|
|
|
class DistributionMetadata:
|
|
"""Dummy class to hold the distribution meta-data: name, version,
|
|
author, and so forth.
|
|
"""
|
|
|
|
_METHOD_BASENAMES = ("name", "version", "author", "author_email",
|
|
"maintainer", "maintainer_email", "url",
|
|
"license", "description", "long_description",
|
|
"keywords", "platforms", "fullname", "contact",
|
|
"contact_email", "classifiers", "download_url",
|
|
# PEP 314
|
|
"provides", "requires", "obsoletes",
|
|
)
|
|
|
|
def __init__(self, path=None):
|
|
if path is not None:
|
|
self.read_pkg_file(open(path))
|
|
else:
|
|
self.name = None
|
|
self.version = None
|
|
self.author = None
|
|
self.author_email = None
|
|
self.maintainer = None
|
|
self.maintainer_email = None
|
|
self.url = None
|
|
self.license = None
|
|
self.description = None
|
|
self.long_description = None
|
|
self.keywords = None
|
|
self.platforms = None
|
|
self.classifiers = None
|
|
self.download_url = None
|
|
# PEP 314
|
|
self.provides = None
|
|
self.requires = None
|
|
self.obsoletes = None
|
|
|
|
def read_pkg_file(self, file):
|
|
"""Reads the metadata values from a file object."""
|
|
msg = message_from_file(file)
|
|
|
|
def _read_field(name):
|
|
value = msg[name]
|
|
if value == 'UNKNOWN':
|
|
return None
|
|
return value
|
|
|
|
def _read_list(name):
|
|
values = msg.get_all(name, None)
|
|
if values == []:
|
|
return None
|
|
return values
|
|
|
|
metadata_version = msg['metadata-version']
|
|
self.name = _read_field('name')
|
|
self.version = _read_field('version')
|
|
self.description = _read_field('summary')
|
|
# we are filling author only.
|
|
self.author = _read_field('author')
|
|
self.maintainer = None
|
|
self.author_email = _read_field('author-email')
|
|
self.maintainer_email = None
|
|
self.url = _read_field('home-page')
|
|
self.license = _read_field('license')
|
|
|
|
if 'download-url' in msg:
|
|
self.download_url = _read_field('download-url')
|
|
else:
|
|
self.download_url = None
|
|
|
|
self.long_description = _read_field('description')
|
|
self.description = _read_field('summary')
|
|
|
|
if 'keywords' in msg:
|
|
self.keywords = _read_field('keywords').split(',')
|
|
|
|
self.platforms = _read_list('platform')
|
|
self.classifiers = _read_list('classifier')
|
|
|
|
# PEP 314 - these fields only exist in 1.1
|
|
if metadata_version == '1.1':
|
|
self.requires = _read_list('requires')
|
|
self.provides = _read_list('provides')
|
|
self.obsoletes = _read_list('obsoletes')
|
|
else:
|
|
self.requires = None
|
|
self.provides = None
|
|
self.obsoletes = None
|
|
|
|
def write_pkg_info(self, base_dir):
|
|
"""Write the PKG-INFO file into the release tree.
|
|
"""
|
|
with open(os.path.join(base_dir, 'PKG-INFO'), 'w',
|
|
encoding='UTF-8') as pkg_info:
|
|
self.write_pkg_file(pkg_info)
|
|
|
|
def write_pkg_file(self, file):
|
|
"""Write the PKG-INFO format data to a file object.
|
|
"""
|
|
version = '1.0'
|
|
if (self.provides or self.requires or self.obsoletes or
|
|
self.classifiers or self.download_url):
|
|
version = '1.1'
|
|
|
|
file.write('Metadata-Version: %s\n' % version)
|
|
file.write('Name: %s\n' % self.get_name())
|
|
file.write('Version: %s\n' % self.get_version())
|
|
file.write('Summary: %s\n' % self.get_description())
|
|
file.write('Home-page: %s\n' % self.get_url())
|
|
file.write('Author: %s\n' % self.get_contact())
|
|
file.write('Author-email: %s\n' % self.get_contact_email())
|
|
file.write('License: %s\n' % self.get_license())
|
|
if self.download_url:
|
|
file.write('Download-URL: %s\n' % self.download_url)
|
|
|
|
long_desc = rfc822_escape(self.get_long_description())
|
|
file.write('Description: %s\n' % long_desc)
|
|
|
|
keywords = ','.join(self.get_keywords())
|
|
if keywords:
|
|
file.write('Keywords: %s\n' % keywords)
|
|
|
|
self._write_list(file, 'Platform', self.get_platforms())
|
|
self._write_list(file, 'Classifier', self.get_classifiers())
|
|
|
|
# PEP 314
|
|
self._write_list(file, 'Requires', self.get_requires())
|
|
self._write_list(file, 'Provides', self.get_provides())
|
|
self._write_list(file, 'Obsoletes', self.get_obsoletes())
|
|
|
|
def _write_list(self, file, name, values):
|
|
for value in values:
|
|
file.write('%s: %s\n' % (name, value))
|
|
|
|
# -- Metadata query methods ----------------------------------------
|
|
|
|
def get_name(self):
|
|
return self.name or "UNKNOWN"
|
|
|
|
def get_version(self):
|
|
return self.version or "0.0.0"
|
|
|
|
def get_fullname(self):
|
|
return "%s-%s" % (self.get_name(), self.get_version())
|
|
|
|
def get_author(self):
|
|
return self.author or "UNKNOWN"
|
|
|
|
def get_author_email(self):
|
|
return self.author_email or "UNKNOWN"
|
|
|
|
def get_maintainer(self):
|
|
return self.maintainer or "UNKNOWN"
|
|
|
|
def get_maintainer_email(self):
|
|
return self.maintainer_email or "UNKNOWN"
|
|
|
|
def get_contact(self):
|
|
return self.maintainer or self.author or "UNKNOWN"
|
|
|
|
def get_contact_email(self):
|
|
return self.maintainer_email or self.author_email or "UNKNOWN"
|
|
|
|
def get_url(self):
|
|
return self.url or "UNKNOWN"
|
|
|
|
def get_license(self):
|
|
return self.license or "UNKNOWN"
|
|
get_licence = get_license
|
|
|
|
def get_description(self):
|
|
return self.description or "UNKNOWN"
|
|
|
|
def get_long_description(self):
|
|
return self.long_description or "UNKNOWN"
|
|
|
|
def get_keywords(self):
|
|
return self.keywords or []
|
|
|
|
def set_keywords(self, value):
|
|
self.keywords = _ensure_list(value, 'keywords')
|
|
|
|
def get_platforms(self):
|
|
return self.platforms or ["UNKNOWN"]
|
|
|
|
def set_platforms(self, value):
|
|
self.platforms = _ensure_list(value, 'platforms')
|
|
|
|
def get_classifiers(self):
|
|
return self.classifiers or []
|
|
|
|
def set_classifiers(self, value):
|
|
self.classifiers = _ensure_list(value, 'classifiers')
|
|
|
|
def get_download_url(self):
|
|
return self.download_url or "UNKNOWN"
|
|
|
|
# PEP 314
|
|
def get_requires(self):
|
|
return self.requires or []
|
|
|
|
def set_requires(self, value):
|
|
import distutils.versionpredicate
|
|
for v in value:
|
|
distutils.versionpredicate.VersionPredicate(v)
|
|
self.requires = list(value)
|
|
|
|
def get_provides(self):
|
|
return self.provides or []
|
|
|
|
def set_provides(self, value):
|
|
value = [v.strip() for v in value]
|
|
for v in value:
|
|
import distutils.versionpredicate
|
|
distutils.versionpredicate.split_provision(v)
|
|
self.provides = value
|
|
|
|
def get_obsoletes(self):
|
|
return self.obsoletes or []
|
|
|
|
def set_obsoletes(self, value):
|
|
import distutils.versionpredicate
|
|
for v in value:
|
|
distutils.versionpredicate.VersionPredicate(v)
|
|
self.obsoletes = list(value)
|
|
|
|
def fix_help_options(options):
|
|
"""Convert a 4-tuple 'help_options' list as found in various command
|
|
classes to the 3-tuple form required by FancyGetopt.
|
|
"""
|
|
new_options = []
|
|
for help_tuple in options:
|
|
new_options.append(help_tuple[0:3])
|
|
return new_options
|
|
|