+if has_py2exe:
+ # Sometime between pytz-2008a and pytz-2008i common_timezones started to
+ # include only names of zones with a corresponding data file in zoneinfo.
+ # pytz installs the zoneinfo directory tree in the same directory
+ # as the pytz/__init__.py file. These data files are loaded using
+ # pkg_resources.resource_stream. py2exe does not copy this to library.zip so
+ # resource_stream can't find the files and common_timezones is empty when
+ # read in the py2exe executable.
+ # This manually copies zoneinfo into the zip. See also
+ # http://code.google.com/p/googletransitdatafeed/issues/detail?id=121
+ import pytz
+ import zipfile
+ # Make sure the layout of pytz hasn't changed
+ assert (pytz.__file__.endswith('__init__.pyc') or
+ pytz.__file__.endswith('__init__.py')), pytz.__file__
+ zoneinfo_dir = os.path.join(os.path.dirname(pytz.__file__), 'zoneinfo')
+ # '..\\Lib\\pytz\\__init__.py' -> '..\\Lib'
+ disk_basedir = os.path.dirname(os.path.dirname(pytz.__file__))
+ zipfile_path = os.path.join(py2exe_keywords['options']['py2exe']['dist_dir'], 'library.zip')
+ z = zipfile.ZipFile(zipfile_path, 'a')
+
+ for absdir, directories, filenames in os.walk(zoneinfo_dir):
+ assert absdir.startswith(disk_basedir), (absdir, disk_basedir)
+ zip_dir = absdir[len(disk_basedir):]
+ for f in filenames:
+ z.write(os.path.join(absdir, f), os.path.join(zip_dir, f))
+
+ z.close()