openmedialibrary_platform/Darwin/lib/python3.4/lib2to3/fixes/fix_nonzero.py

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"""Fixer for __nonzero__ -> __bool__ methods."""
# Author: Collin Winter
# Local imports
from .. import fixer_base
from ..fixer_util import Name, syms
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"]
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new = Name("__bool__", prefix=name.prefix)
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name.replace(new)