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

   1 """Fixer that turns 1L into 1, 0755 into 0o755.
   2 """
   3 # Copyright 2007 Georg Brandl.
   4 # Licensed to PSF under a Contributor Agreement.
   5
   6 # Local imports
   7 from ..pgen2 import token
   8 from .. import fixer_base
   9 from ..fixer_util import Number
  10
  11
  12 class FixNumliterals(fixer_base.BaseFix):
  13     # This is so simple that we don't need the pattern compiler.
  14
  15     _accept_type = token.NUMBER
  16
  17     def match(self, node):
  18         # Override
  19         return (node.value.startswith(u"0") or node.value[-1] in u"Ll")
  20
  21     def transform(self, node, results):
  22         val = node.value
  23         if val[-1] in u'Ll':
  24             val = val[:-1]
  25         elif val.startswith(u'0') and val.isdigit() and len(set(val)) > 1:
  26             val = u"0o" + val[1:]
  27
  28         return Number(val, prefix=node.prefix)