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- u"""Fixer for 'g.throw(E(V).with_traceback(T))' -> 'g.throw(E, V, T)'"""
- from lib2to3 import fixer_base
- from lib2to3.pytree import Node, Leaf
- from lib2to3.pgen2 import token
- from lib2to3.fixer_util import Comma
- class FixThrow(fixer_base.BaseFix):
- PATTERN = u"""
- power< any trailer< '.' 'throw' >
- trailer< '(' args=power< exc=any trailer< '(' val=any* ')' >
- trailer< '.' 'with_traceback' > trailer< '(' trc=any ')' > > ')' > >
- """
- def transform(self, node, results):
- syms = self.syms
- exc, val, trc = (results[u"exc"], results[u"val"], results[u"trc"])
- val = val[0] if val else Leaf(token.NAME, u"None")
- val.prefix = trc.prefix = u" "
- kids = [exc.clone(), Comma(), val.clone(), Comma(), trc.clone()]
- args = results[u"args"]
- args.children = kids
|
