AppPkg/Applications/Python/Python-2.7.2/Lib/lib2to3/fixes/fix_methodattrs.py

   1 """Fix bound method attributes (method.im_? -> method.__?__).
   2 """
   3 # Author: Christian Heimes
   4
   5 # Local imports
   6 from .. import fixer_base
   7 from ..fixer_util import Name
   8
   9 MAP = {
  10     "im_func" : "__func__",
  11     "im_self" : "__self__",
  12     "im_class" : "__self__.__class__"
  13     }
  14
  15 class FixMethodattrs(fixer_base.BaseFix):
  16     BM_compatible = True
  17     PATTERN = """
  18     power< any+ trailer< '.' attr=('im_func' | 'im_self' | 'im_class') > any* >
  19     """
  20
  21     def transform(self, node, results):
  22         attr = results["attr"][0]
  23         new = unicode(MAP[attr.value])
  24         attr.replace(Name(new, prefix=attr.prefix))