fix_nonzero.py (591B)
- """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)