| 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 | |