Found a public API method which is preferable to using the private attribute...

Found a public API method which is preferable to using the private attribute for ascertaining the location of the gen_py cache

--HG--
branch : distribute
extra : rebase_source : 6feed4430505ad2d2680b141d41dccb95d9e80af

setuptools/sandbox.py

@@ -158,14 +158,12 @@ else:
     _EXCEPTIONS = []
 
 try:
-	import win32com
-	_EXCEPTIONS.append(win32com.__gen_path__)
+	from win32com.client.gencache import GetGeneratePath
+	_EXCEPTIONS.append(GetGeneratePath())
+	del GetGeneratePath
 except ImportError:
 	# it appears pywin32 is not installed, so no need to exclude.
 	pass
-except AttributeError:
-	# it appears __gen_path__ is not available, so fail silently
-	pass
 
 class DirectorySandbox(AbstractSandbox):
     """Restrict operations to a single subdirectory - pseudo-chroot"""