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852 lines
21 KiB
852 lines
21 KiB
#!/usr/bin/env python3
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"""
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Auxiliary functions for f2py2e.
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Copyright 1999,2000 Pearu Peterson all rights reserved,
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Pearu Peterson <pearu@ioc.ee>
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Permission to use, modify, and distribute this software is given under the
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terms of the NumPy (BSD style) LICENSE.
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NO WARRANTY IS EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
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$Date: 2005/07/24 19:01:55 $
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Pearu Peterson
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"""
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import pprint
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import sys
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import types
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from functools import reduce
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from . import __version__
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from . import cfuncs
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__all__ = [
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'applyrules', 'debugcapi', 'dictappend', 'errmess', 'gentitle',
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'getargs2', 'getcallprotoargument', 'getcallstatement',
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'getfortranname', 'getpymethoddef', 'getrestdoc', 'getusercode',
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'getusercode1', 'hasbody', 'hascallstatement', 'hascommon',
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'hasexternals', 'hasinitvalue', 'hasnote', 'hasresultnote',
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'isallocatable', 'isarray', 'isarrayofstrings', 'iscomplex',
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'iscomplexarray', 'iscomplexfunction', 'iscomplexfunction_warn',
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'isdouble', 'isdummyroutine', 'isexternal', 'isfunction',
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'isfunction_wrap', 'isint1array', 'isinteger', 'isintent_aux',
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'isintent_c', 'isintent_callback', 'isintent_copy', 'isintent_dict',
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'isintent_hide', 'isintent_in', 'isintent_inout', 'isintent_inplace',
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'isintent_nothide', 'isintent_out', 'isintent_overwrite', 'islogical',
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'islogicalfunction', 'islong_complex', 'islong_double',
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'islong_doublefunction', 'islong_long', 'islong_longfunction',
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'ismodule', 'ismoduleroutine', 'isoptional', 'isprivate', 'isrequired',
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'isroutine', 'isscalar', 'issigned_long_longarray', 'isstring',
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'isstringarray', 'isstringfunction', 'issubroutine',
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'issubroutine_wrap', 'isthreadsafe', 'isunsigned', 'isunsigned_char',
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'isunsigned_chararray', 'isunsigned_long_long',
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'isunsigned_long_longarray', 'isunsigned_short',
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'isunsigned_shortarray', 'l_and', 'l_not', 'l_or', 'outmess',
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'replace', 'show', 'stripcomma', 'throw_error',
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]
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f2py_version = __version__.version
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errmess = sys.stderr.write
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show = pprint.pprint
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options = {}
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debugoptions = []
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wrapfuncs = 1
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def outmess(t):
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if options.get('verbose', 1):
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sys.stdout.write(t)
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def debugcapi(var):
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return 'capi' in debugoptions
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def _isstring(var):
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return 'typespec' in var and var['typespec'] == 'character' and \
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not isexternal(var)
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def isstring(var):
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return _isstring(var) and not isarray(var)
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def ischaracter(var):
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return isstring(var) and 'charselector' not in var
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def isstringarray(var):
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return isarray(var) and _isstring(var)
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def isarrayofstrings(var):
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# leaving out '*' for now so that `character*(*) a(m)` and `character
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# a(m,*)` are treated differently. Luckily `character**` is illegal.
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return isstringarray(var) and var['dimension'][-1] == '(*)'
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def isarray(var):
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return 'dimension' in var and not isexternal(var)
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def isscalar(var):
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return not (isarray(var) or isstring(var) or isexternal(var))
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def iscomplex(var):
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return isscalar(var) and \
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var.get('typespec') in ['complex', 'double complex']
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def islogical(var):
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return isscalar(var) and var.get('typespec') == 'logical'
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def isinteger(var):
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return isscalar(var) and var.get('typespec') == 'integer'
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def isreal(var):
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return isscalar(var) and var.get('typespec') == 'real'
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def get_kind(var):
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try:
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return var['kindselector']['*']
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except KeyError:
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try:
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return var['kindselector']['kind']
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except KeyError:
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pass
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def islong_long(var):
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if not isscalar(var):
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return 0
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if var.get('typespec') not in ['integer', 'logical']:
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return 0
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return get_kind(var) == '8'
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def isunsigned_char(var):
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if not isscalar(var):
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return 0
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if var.get('typespec') != 'integer':
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return 0
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return get_kind(var) == '-1'
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def isunsigned_short(var):
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if not isscalar(var):
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return 0
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if var.get('typespec') != 'integer':
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return 0
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return get_kind(var) == '-2'
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def isunsigned(var):
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if not isscalar(var):
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return 0
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if var.get('typespec') != 'integer':
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return 0
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return get_kind(var) == '-4'
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def isunsigned_long_long(var):
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if not isscalar(var):
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return 0
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if var.get('typespec') != 'integer':
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return 0
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return get_kind(var) == '-8'
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def isdouble(var):
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if not isscalar(var):
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return 0
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if not var.get('typespec') == 'real':
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return 0
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return get_kind(var) == '8'
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def islong_double(var):
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if not isscalar(var):
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return 0
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if not var.get('typespec') == 'real':
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return 0
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return get_kind(var) == '16'
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def islong_complex(var):
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if not iscomplex(var):
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return 0
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return get_kind(var) == '32'
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def iscomplexarray(var):
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return isarray(var) and \
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var.get('typespec') in ['complex', 'double complex']
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def isint1array(var):
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return isarray(var) and var.get('typespec') == 'integer' \
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and get_kind(var) == '1'
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def isunsigned_chararray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '-1'
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def isunsigned_shortarray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '-2'
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def isunsignedarray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '-4'
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def isunsigned_long_longarray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '-8'
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def issigned_chararray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '1'
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def issigned_shortarray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '2'
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def issigned_array(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '4'
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def issigned_long_longarray(var):
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return isarray(var) and var.get('typespec') in ['integer', 'logical']\
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and get_kind(var) == '8'
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def isallocatable(var):
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return 'attrspec' in var and 'allocatable' in var['attrspec']
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def ismutable(var):
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return not ('dimension' not in var or isstring(var))
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def ismoduleroutine(rout):
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return 'modulename' in rout
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def ismodule(rout):
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return 'block' in rout and 'module' == rout['block']
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def isfunction(rout):
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return 'block' in rout and 'function' == rout['block']
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def isfunction_wrap(rout):
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if isintent_c(rout):
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return 0
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return wrapfuncs and isfunction(rout) and (not isexternal(rout))
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def issubroutine(rout):
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return 'block' in rout and 'subroutine' == rout['block']
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def issubroutine_wrap(rout):
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if isintent_c(rout):
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return 0
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return issubroutine(rout) and hasassumedshape(rout)
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def hasassumedshape(rout):
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if rout.get('hasassumedshape'):
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return True
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for a in rout['args']:
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for d in rout['vars'].get(a, {}).get('dimension', []):
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if d == ':':
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rout['hasassumedshape'] = True
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return True
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return False
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def isroutine(rout):
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return isfunction(rout) or issubroutine(rout)
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def islogicalfunction(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return islogical(rout['vars'][a])
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return 0
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def islong_longfunction(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return islong_long(rout['vars'][a])
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return 0
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def islong_doublefunction(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return islong_double(rout['vars'][a])
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return 0
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def iscomplexfunction(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return iscomplex(rout['vars'][a])
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return 0
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def iscomplexfunction_warn(rout):
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if iscomplexfunction(rout):
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outmess("""\
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**************************************************************
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Warning: code with a function returning complex value
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may not work correctly with your Fortran compiler.
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Run the following test before using it in your applications:
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$(f2py install dir)/test-site/{b/runme_scalar,e/runme}
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When using GNU gcc/g77 compilers, codes should work correctly.
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**************************************************************\n""")
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return 1
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return 0
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def isstringfunction(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return isstring(rout['vars'][a])
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return 0
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def hasexternals(rout):
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return 'externals' in rout and rout['externals']
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def isthreadsafe(rout):
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return 'f2pyenhancements' in rout and \
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'threadsafe' in rout['f2pyenhancements']
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def hasvariables(rout):
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return 'vars' in rout and rout['vars']
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def isoptional(var):
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return ('attrspec' in var and 'optional' in var['attrspec'] and
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'required' not in var['attrspec']) and isintent_nothide(var)
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def isexternal(var):
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return 'attrspec' in var and 'external' in var['attrspec']
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def isrequired(var):
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return not isoptional(var) and isintent_nothide(var)
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def isintent_in(var):
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if 'intent' not in var:
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return 1
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if 'hide' in var['intent']:
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return 0
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if 'inplace' in var['intent']:
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return 0
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if 'in' in var['intent']:
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return 1
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if 'out' in var['intent']:
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return 0
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if 'inout' in var['intent']:
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return 0
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if 'outin' in var['intent']:
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return 0
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return 1
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def isintent_inout(var):
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return ('intent' in var and ('inout' in var['intent'] or
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'outin' in var['intent']) and 'in' not in var['intent'] and
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'hide' not in var['intent'] and 'inplace' not in var['intent'])
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def isintent_out(var):
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return 'out' in var.get('intent', [])
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def isintent_hide(var):
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return ('intent' in var and ('hide' in var['intent'] or
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('out' in var['intent'] and 'in' not in var['intent'] and
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(not l_or(isintent_inout, isintent_inplace)(var)))))
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def isintent_nothide(var):
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return not isintent_hide(var)
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def isintent_c(var):
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return 'c' in var.get('intent', [])
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def isintent_cache(var):
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return 'cache' in var.get('intent', [])
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def isintent_copy(var):
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return 'copy' in var.get('intent', [])
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def isintent_overwrite(var):
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return 'overwrite' in var.get('intent', [])
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def isintent_callback(var):
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return 'callback' in var.get('intent', [])
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def isintent_inplace(var):
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return 'inplace' in var.get('intent', [])
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def isintent_aux(var):
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return 'aux' in var.get('intent', [])
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def isintent_aligned4(var):
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return 'aligned4' in var.get('intent', [])
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def isintent_aligned8(var):
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return 'aligned8' in var.get('intent', [])
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def isintent_aligned16(var):
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return 'aligned16' in var.get('intent', [])
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isintent_dict = {isintent_in: 'INTENT_IN', isintent_inout: 'INTENT_INOUT',
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isintent_out: 'INTENT_OUT', isintent_hide: 'INTENT_HIDE',
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isintent_cache: 'INTENT_CACHE',
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isintent_c: 'INTENT_C', isoptional: 'OPTIONAL',
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isintent_inplace: 'INTENT_INPLACE',
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isintent_aligned4: 'INTENT_ALIGNED4',
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isintent_aligned8: 'INTENT_ALIGNED8',
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isintent_aligned16: 'INTENT_ALIGNED16',
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}
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def isprivate(var):
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return 'attrspec' in var and 'private' in var['attrspec']
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def hasinitvalue(var):
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return '=' in var
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def hasinitvalueasstring(var):
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if not hasinitvalue(var):
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return 0
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return var['='][0] in ['"', "'"]
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def hasnote(var):
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return 'note' in var
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def hasresultnote(rout):
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if not isfunction(rout):
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return 0
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if 'result' in rout:
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a = rout['result']
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else:
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a = rout['name']
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if a in rout['vars']:
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return hasnote(rout['vars'][a])
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return 0
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def hascommon(rout):
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return 'common' in rout
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def containscommon(rout):
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if hascommon(rout):
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return 1
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if hasbody(rout):
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for b in rout['body']:
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if containscommon(b):
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return 1
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return 0
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def containsmodule(block):
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if ismodule(block):
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return 1
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if not hasbody(block):
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return 0
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for b in block['body']:
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if containsmodule(b):
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return 1
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return 0
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def hasbody(rout):
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return 'body' in rout
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def hascallstatement(rout):
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return getcallstatement(rout) is not None
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def istrue(var):
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return 1
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def isfalse(var):
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return 0
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class F2PYError(Exception):
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pass
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class throw_error:
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def __init__(self, mess):
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self.mess = mess
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def __call__(self, var):
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mess = '\n\n var = %s\n Message: %s\n' % (var, self.mess)
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raise F2PYError(mess)
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def l_and(*f):
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l, l2 = 'lambda v', []
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for i in range(len(f)):
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l = '%s,f%d=f[%d]' % (l, i, i)
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l2.append('f%d(v)' % (i))
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return eval('%s:%s' % (l, ' and '.join(l2)))
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def l_or(*f):
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l, l2 = 'lambda v', []
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for i in range(len(f)):
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l = '%s,f%d=f[%d]' % (l, i, i)
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l2.append('f%d(v)' % (i))
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return eval('%s:%s' % (l, ' or '.join(l2)))
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def l_not(f):
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return eval('lambda v,f=f:not f(v)')
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def isdummyroutine(rout):
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try:
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return rout['f2pyenhancements']['fortranname'] == ''
|
|
except KeyError:
|
|
return 0
|
|
|
|
|
|
def getfortranname(rout):
|
|
try:
|
|
name = rout['f2pyenhancements']['fortranname']
|
|
if name == '':
|
|
raise KeyError
|
|
if not name:
|
|
errmess('Failed to use fortranname from %s\n' %
|
|
(rout['f2pyenhancements']))
|
|
raise KeyError
|
|
except KeyError:
|
|
name = rout['name']
|
|
return name
|
|
|
|
|
|
def getmultilineblock(rout, blockname, comment=1, counter=0):
|
|
try:
|
|
r = rout['f2pyenhancements'].get(blockname)
|
|
except KeyError:
|
|
return
|
|
if not r:
|
|
return
|
|
if counter > 0 and isinstance(r, str):
|
|
return
|
|
if isinstance(r, list):
|
|
if counter >= len(r):
|
|
return
|
|
r = r[counter]
|
|
if r[:3] == "'''":
|
|
if comment:
|
|
r = '\t/* start ' + blockname + \
|
|
' multiline (' + repr(counter) + ') */\n' + r[3:]
|
|
else:
|
|
r = r[3:]
|
|
if r[-3:] == "'''":
|
|
if comment:
|
|
r = r[:-3] + '\n\t/* end multiline (' + repr(counter) + ')*/'
|
|
else:
|
|
r = r[:-3]
|
|
else:
|
|
errmess("%s multiline block should end with `'''`: %s\n"
|
|
% (blockname, repr(r)))
|
|
return r
|
|
|
|
|
|
def getcallstatement(rout):
|
|
return getmultilineblock(rout, 'callstatement')
|
|
|
|
|
|
def getcallprotoargument(rout, cb_map={}):
|
|
r = getmultilineblock(rout, 'callprotoargument', comment=0)
|
|
if r:
|
|
return r
|
|
if hascallstatement(rout):
|
|
outmess(
|
|
'warning: callstatement is defined without callprotoargument\n')
|
|
return
|
|
from .capi_maps import getctype
|
|
arg_types, arg_types2 = [], []
|
|
if l_and(isstringfunction, l_not(isfunction_wrap))(rout):
|
|
arg_types.extend(['char*', 'size_t'])
|
|
for n in rout['args']:
|
|
var = rout['vars'][n]
|
|
if isintent_callback(var):
|
|
continue
|
|
if n in cb_map:
|
|
ctype = cb_map[n] + '_typedef'
|
|
else:
|
|
ctype = getctype(var)
|
|
if l_and(isintent_c, l_or(isscalar, iscomplex))(var):
|
|
pass
|
|
elif isstring(var):
|
|
pass
|
|
else:
|
|
ctype = ctype + '*'
|
|
if isstring(var) or isarrayofstrings(var):
|
|
arg_types2.append('size_t')
|
|
arg_types.append(ctype)
|
|
|
|
proto_args = ','.join(arg_types + arg_types2)
|
|
if not proto_args:
|
|
proto_args = 'void'
|
|
return proto_args
|
|
|
|
|
|
def getusercode(rout):
|
|
return getmultilineblock(rout, 'usercode')
|
|
|
|
|
|
def getusercode1(rout):
|
|
return getmultilineblock(rout, 'usercode', counter=1)
|
|
|
|
|
|
def getpymethoddef(rout):
|
|
return getmultilineblock(rout, 'pymethoddef')
|
|
|
|
|
|
def getargs(rout):
|
|
sortargs, args = [], []
|
|
if 'args' in rout:
|
|
args = rout['args']
|
|
if 'sortvars' in rout:
|
|
for a in rout['sortvars']:
|
|
if a in args:
|
|
sortargs.append(a)
|
|
for a in args:
|
|
if a not in sortargs:
|
|
sortargs.append(a)
|
|
else:
|
|
sortargs = rout['args']
|
|
return args, sortargs
|
|
|
|
|
|
def getargs2(rout):
|
|
sortargs, args = [], rout.get('args', [])
|
|
auxvars = [a for a in rout['vars'].keys() if isintent_aux(rout['vars'][a])
|
|
and a not in args]
|
|
args = auxvars + args
|
|
if 'sortvars' in rout:
|
|
for a in rout['sortvars']:
|
|
if a in args:
|
|
sortargs.append(a)
|
|
for a in args:
|
|
if a not in sortargs:
|
|
sortargs.append(a)
|
|
else:
|
|
sortargs = auxvars + rout['args']
|
|
return args, sortargs
|
|
|
|
|
|
def getrestdoc(rout):
|
|
if 'f2pymultilines' not in rout:
|
|
return None
|
|
k = None
|
|
if rout['block'] == 'python module':
|
|
k = rout['block'], rout['name']
|
|
return rout['f2pymultilines'].get(k, None)
|
|
|
|
|
|
def gentitle(name):
|
|
l = (80 - len(name) - 6) // 2
|
|
return '/*%s %s %s*/' % (l * '*', name, l * '*')
|
|
|
|
|
|
def flatlist(l):
|
|
if isinstance(l, list):
|
|
return reduce(lambda x, y, f=flatlist: x + f(y), l, [])
|
|
return [l]
|
|
|
|
|
|
def stripcomma(s):
|
|
if s and s[-1] == ',':
|
|
return s[:-1]
|
|
return s
|
|
|
|
|
|
def replace(str, d, defaultsep=''):
|
|
if isinstance(d, list):
|
|
return [replace(str, _m, defaultsep) for _m in d]
|
|
if isinstance(str, list):
|
|
return [replace(_m, d, defaultsep) for _m in str]
|
|
for k in 2 * list(d.keys()):
|
|
if k == 'separatorsfor':
|
|
continue
|
|
if 'separatorsfor' in d and k in d['separatorsfor']:
|
|
sep = d['separatorsfor'][k]
|
|
else:
|
|
sep = defaultsep
|
|
if isinstance(d[k], list):
|
|
str = str.replace('#%s#' % (k), sep.join(flatlist(d[k])))
|
|
else:
|
|
str = str.replace('#%s#' % (k), d[k])
|
|
return str
|
|
|
|
|
|
def dictappend(rd, ar):
|
|
if isinstance(ar, list):
|
|
for a in ar:
|
|
rd = dictappend(rd, a)
|
|
return rd
|
|
for k in ar.keys():
|
|
if k[0] == '_':
|
|
continue
|
|
if k in rd:
|
|
if isinstance(rd[k], str):
|
|
rd[k] = [rd[k]]
|
|
if isinstance(rd[k], list):
|
|
if isinstance(ar[k], list):
|
|
rd[k] = rd[k] + ar[k]
|
|
else:
|
|
rd[k].append(ar[k])
|
|
elif isinstance(rd[k], dict):
|
|
if isinstance(ar[k], dict):
|
|
if k == 'separatorsfor':
|
|
for k1 in ar[k].keys():
|
|
if k1 not in rd[k]:
|
|
rd[k][k1] = ar[k][k1]
|
|
else:
|
|
rd[k] = dictappend(rd[k], ar[k])
|
|
else:
|
|
rd[k] = ar[k]
|
|
return rd
|
|
|
|
|
|
def applyrules(rules, d, var={}):
|
|
ret = {}
|
|
if isinstance(rules, list):
|
|
for r in rules:
|
|
rr = applyrules(r, d, var)
|
|
ret = dictappend(ret, rr)
|
|
if '_break' in rr:
|
|
break
|
|
return ret
|
|
if '_check' in rules and (not rules['_check'](var)):
|
|
return ret
|
|
if 'need' in rules:
|
|
res = applyrules({'needs': rules['need']}, d, var)
|
|
if 'needs' in res:
|
|
cfuncs.append_needs(res['needs'])
|
|
|
|
for k in rules.keys():
|
|
if k == 'separatorsfor':
|
|
ret[k] = rules[k]
|
|
continue
|
|
if isinstance(rules[k], str):
|
|
ret[k] = replace(rules[k], d)
|
|
elif isinstance(rules[k], list):
|
|
ret[k] = []
|
|
for i in rules[k]:
|
|
ar = applyrules({k: i}, d, var)
|
|
if k in ar:
|
|
ret[k].append(ar[k])
|
|
elif k[0] == '_':
|
|
continue
|
|
elif isinstance(rules[k], dict):
|
|
ret[k] = []
|
|
for k1 in rules[k].keys():
|
|
if isinstance(k1, types.FunctionType) and k1(var):
|
|
if isinstance(rules[k][k1], list):
|
|
for i in rules[k][k1]:
|
|
if isinstance(i, dict):
|
|
res = applyrules({'supertext': i}, d, var)
|
|
if 'supertext' in res:
|
|
i = res['supertext']
|
|
else:
|
|
i = ''
|
|
ret[k].append(replace(i, d))
|
|
else:
|
|
i = rules[k][k1]
|
|
if isinstance(i, dict):
|
|
res = applyrules({'supertext': i}, d)
|
|
if 'supertext' in res:
|
|
i = res['supertext']
|
|
else:
|
|
i = ''
|
|
ret[k].append(replace(i, d))
|
|
else:
|
|
errmess('applyrules: ignoring rule %s.\n' % repr(rules[k]))
|
|
if isinstance(ret[k], list):
|
|
if len(ret[k]) == 1:
|
|
ret[k] = ret[k][0]
|
|
if ret[k] == []:
|
|
del ret[k]
|
|
return ret
|
|
|