cpython/Lib/lib2to3/fixes/fix_methodattrs.py

24 lines
573 B
Python
Raw Normal View History

2008-03-19 01:43:46 -03:00
"""Fix bound method attributes (method.im_? -> method.__?__).
"""
# Author: Christian Heimes
# Local imports
from . import basefix
from .util import Name
MAP = {
"im_func" : "__func__",
"im_self" : "__self__",
"im_class" : "__self__.__class__"
}
class FixMethodattrs(basefix.BaseFix):
PATTERN = """
power< any+ trailer< '.' attr=('im_func' | 'im_self' | 'im_class') > any* >
"""
def transform(self, node, results):
attr = results["attr"][0]
new = MAP[attr.value]
attr.replace(Name(new, prefix=attr.get_prefix()))