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27 lines
1.1 KiB
Diff
27 lines
1.1 KiB
Diff
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Add all /gnu/store/ prefixes found in PYTHONPATH to the prefixes where
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site-packages (and .pth files) are searched.
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*** Python-2.7.11/Lib/site.py.orig 2016-10-17 23:27:23.746149690 +0200
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--- Python-2.7.11/Lib/site.py 2016-10-17 23:44:51.930871644 +0200
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***************
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*** 65,70 ****
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--- 65,82 ----
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# Prefixes for site-packages; add additional prefixes like /usr/local here
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PREFIXES = [sys.prefix, sys.exec_prefix]
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+ # Guix: Add all /gnu/store-paths in PYTHONPATH--these are all
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+ # "prefixes". This is required to search .pth files in all python
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+ # packages contained in /gnu/store which is required to make
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+ # .pth-defined namespace packages work.
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+ # This is necessary if the packages are not merged into a single
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+ # `site-packages` directory (like when using `guix environment`) but
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+ # listed in PYTHONPATH (like when running `guix build`).
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+ for p in sys.path:
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+ if p.startswith('/gnu/store/'):
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+ PREFIXES.append(p[:p.find('/', 44)]) # find first pathsep after hash
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+ del p
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+
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# Enable per user site-packages directory
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# set it to False to disable the feature or True to force the feature
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ENABLE_USER_SITE = None
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