[PATCH 1 of 2 V2] import-checker: recurse into subtree of sys.path only if __init__.py exists

Yuya Nishihara yuya at tcha.org
Fri Jul 3 21:44:34 CDT 2015


# HG changeset patch
# User Yuya Nishihara <yuya at tcha.org>
# Date 1435974843 -32400
#      Sat Jul 04 10:54:03 2015 +0900
# Node ID b759bd4b1a6b581f95994481fe2dbbc7c5617487
# Parent  84518051bc3b851f736872df045d662de548b3c9
import-checker: recurse into subtree of sys.path only if __init__.py exists

We can't assume that the site-packages is the only directory that has Python
files but is not handled as a package. For example, we have dist-packages
directory on Debian.

diff --git a/contrib/import-checker.py b/contrib/import-checker.py
--- a/contrib/import-checker.py
+++ b/contrib/import-checker.py
@@ -195,6 +195,9 @@ def list_stdlib_modules():
         if 'site-packages' in libpath:
             continue
         for top, dirs, files in os.walk(libpath):
+            for i, d in reversed(list(enumerate(dirs))):
+                if not os.path.exists(os.path.join(top, d, '__init__.py')):
+                    del dirs[i]
             for name in files:
                 if name == '__init__.py':
                     continue
@@ -202,8 +205,6 @@ def list_stdlib_modules():
                         or name.endswith('.pyd')):
                     continue
                 full_path = os.path.join(top, name)
-                if 'site-packages' in full_path:
-                    continue
                 rel_path = full_path[len(libpath) + 1:]
                 mod = dotted_name_of_path(rel_path)
                 yield mod


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