blob: f50b9a27558fafad0f9bc69ae8c0f7f9d119a3e5 [file] [log] [blame]
"""Fix "for x in f.xreadlines()" -> "for x in f".
This fixer will also convert g(f.xreadlines) into g(f.__iter__)."""
# Author: Collin Winter
# Local imports
from .. import fixer_base
from ..fixer_util import Name
class FixXreadlines(fixer_base.BaseFix):
BM_compatible = True
PATTERN = """
power< call=any+ trailer< '.' 'xreadlines' > trailer< '(' ')' > >
|
power< any+ trailer< '.' no_call='xreadlines' > >
"""
def transform(self, node, results):
no_call = results.get("no_call")
if no_call:
no_call.replace(Name(u"__iter__", prefix=no_call.prefix))
else:
node.replace([x.clone() for x in results["call"]])