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import sys |
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def disable_importlib_metadata_finder(metadata): |
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""" |
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Ensure importlib_metadata doesn't provide older, incompatible |
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Distributions. |
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Workaround for #3102. |
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""" |
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try: |
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import importlib_metadata |
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except ImportError: |
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return |
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except AttributeError: |
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import warnings |
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msg = ( |
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"`importlib-metadata` version is incompatible with `setuptools`.\n" |
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"This problem is likely to be solved by installing an updated version of " |
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"`importlib-metadata`." |
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) |
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warnings.warn(msg) |
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raise |
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if importlib_metadata is metadata: |
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return |
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to_remove = [ |
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ob |
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for ob in sys.meta_path |
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if isinstance(ob, importlib_metadata.MetadataPathFinder) |
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] |
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for item in to_remove: |
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sys.meta_path.remove(item) |
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if sys.version_info < (3, 10): |
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from setuptools.extern import importlib_metadata as metadata |
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disable_importlib_metadata_finder(metadata) |
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else: |
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import importlib.metadata as metadata |
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if sys.version_info < (3, 9): |
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from setuptools.extern import importlib_resources as resources |
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else: |
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import importlib.resources as resources |
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