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This searches from *all* distributions available in the environment, to match the behavior of ``pkg_resources.get_distribution()``. N)r �iter_distributionsru )r- r ru rD r$ r$ r% �_search_distribution� s �z Environment._search_distributionc C sD | � |�}|r |S z| j�|� W n tjy Y d S w | � |�S r* )r� r� �requirer �DistributionNotFound)r- r rD r$ r$ r% �get_distribution� s � z Environment.get_distributionc c s � | j D ]}t|�V qd S r* )r� rC rG r$ r$ r% �_iter_distributions� s � �z Environment._iter_distributions)r r r! r r� r. r� r r� r r r" r� r r� r� r r� r$ r$ r$ r% r� � s r� )0� email.messager� � email.parser�loggingrL r} rg �typingr r r r r r r � pip._vendorr �"pip._vendor.packaging.requirementsr �pip._vendor.packaging.utilsr r � pip._vendor.packaging.versionr rw �pip._internal.exceptionsr r r �pip._internal.utils.miscr �pip._internal.utils.wheelr r �baser r r r r r � getLoggerr r� r r& rC r� r$ r$ r$ r% �<module> s* $ #
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