Edit file File name : fix_nonzero.py Content :"""Fixer for __nonzero__ -> __bool__ methods.""" # Author: Collin Winter # Local imports from .. import fixer_base from ..fixer_util import Name class FixNonzero(fixer_base.BaseFix): BM_compatible = True PATTERN = """ classdef< 'class' any+ ':' suite< any* funcdef< 'def' name='__nonzero__' parameters< '(' NAME ')' > any+ > any* > > """ def transform(self, node, results): name = results["name"] new = Name("__bool__", prefix=name.prefix) name.replace(new) Save