Old engine for Continuous Time Bayesian Networks. Superseded by reCTBN. 🐍
https://github.com/madlabunimib/PyCTBN
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47 lines
1.4 KiB
47 lines
1.4 KiB
4 years ago
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import abc
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from pip._vendor.six import add_metaclass
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from pip._internal.utils.typing import MYPY_CHECK_RUNNING
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if MYPY_CHECK_RUNNING:
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from typing import Optional
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from pip._vendor.pkg_resources import Distribution
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from pip._internal.index.package_finder import PackageFinder
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from pip._internal.req import InstallRequirement
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@add_metaclass(abc.ABCMeta)
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class AbstractDistribution(object):
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"""A base class for handling installable artifacts.
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The requirements for anything installable are as follows:
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- we must be able to determine the requirement name
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(or we can't correctly handle the non-upgrade case).
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- for packages with setup requirements, we must also be able
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to determine their requirements without installing additional
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packages (for the same reason as run-time dependencies)
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- we must be able to create a Distribution object exposing the
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above metadata.
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"""
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def __init__(self, req):
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# type: (InstallRequirement) -> None
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super(AbstractDistribution, self).__init__()
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self.req = req
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@abc.abstractmethod
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def get_pkg_resources_distribution(self):
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# type: () -> Optional[Distribution]
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raise NotImplementedError()
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@abc.abstractmethod
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def prepare_distribution_metadata(self, finder, build_isolation):
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# type: (PackageFinder, bool) -> None
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raise NotImplementedError()
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