python 3 bdist_egg --exclude-source-files __pycache__ issue

setuptools/command/bdist_egg.py

@@ -8,6 +8,7 @@ from distutils import log
 from types import CodeType
 import sys
 import os
+import re
 import textwrap
 import marshal
 
@@ -238,6 +239,8 @@ class bdist_egg(Command):
 
     def zap_pyfiles(self):
         log.info("Removing .py files from temporary directory")
+        py3 = sys.version_info >= (3, 0)
+        re_pycache_file = re.compile('(.+)\.cpython-3\d(.pyc)$')
         for base, dirs, files in walk_egg(self.bdist_dir):
             for name in files:
                 if name.endswith('.py'):
@@ -245,6 +248,17 @@ class bdist_egg(Command):
                     log.debug("Deleting %s", path)
                     os.unlink(path)
 
+                if py3 and base.endswith('__pycache__'):
+                    path_old = os.path.join(base, name)
+                    
+                    m = re_pycache_file.match(name)
+                    path_new = os.path.join(base, os.pardir, m.group(1) + m.group(2))
+                    log.info("Renaming Python 3 .pyc file from [%s] to [%s]" % (path_old, path_new))
+                    if os.path.exists(path_new):
+                        os.unlink(path_new)
+                    os.rename(path_old, path_new)
+
+
     def zip_safe(self):
         safe = getattr(self.distribution, 'zip_safe', None)
         if safe is not None: