"""Fixer that turns 1L into 1, 0755 into 0o755.
"""
# Copyright 2007 Georg Brandl.
# Licensed to PSF under a Contributor Agreement.

# Local imports
from ..pgen2 import token
from .. import fixer_base
from ..fixer_util import Number


class FixNumliterals(fixer_base.BaseFix):
# This is so simple that we don't need the pattern compiler.

_accept_type = token.NUMBER

def match(self, node):
# Override
return (node.value.startswith("0") or node.value[-1] in "Ll")

def transform(self, node, results):
val = node.value
if val[-1] in 'Ll':
val = val[:-1]
elif val.startswith('0') and val.isdigit() and len(set(val)) > 1:
val = "0o" + val[1:]

return Number(val, prefix=node.prefix)