death to "misc" directories. moved most files out of py/misc, either to a

private attic or to other places in the lib.

--HG--
branch : trunk

py/error.py

@@ -1,4 +1,7 @@
+"""
+create errno-specific classes for IO or os calls. 
 
+"""
 import sys, os, errno
 
 class Error(EnvironmentError):