diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/lib2to3/fixes/fix_paren.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/lib2to3/fixes/fix_paren.py Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,42 @@ +"""Fixer that addes parentheses where they are required + +This converts ``[x for x in 1, 2]`` to ``[x for x in (1, 2)]``.""" + +# By Taek Joo Kim and Benjamin Peterson + +# Local imports +from .. import fixer_base +from ..fixer_util import LParen, RParen + +# XXX This doesn't support nested for loops like [x for x in 1, 2 for x in 1, 2] +class FixParen(fixer_base.BaseFix): + PATTERN = """ + atom< ('[' | '(') + (listmaker< any + comp_for< + 'for' NAME 'in' + target=testlist_safe< any (',' any)+ [','] + > + [any] + > + > + | + testlist_gexp< any + comp_for< + 'for' NAME 'in' + target=testlist_safe< any (',' any)+ [','] + > + [any] + > + >) + (']' | ')') > + """ + + def transform(self, node, results): + target = results["target"] + + lparen = LParen() + lparen.set_prefix(target.get_prefix()) + target.set_prefix("") # Make it hug the parentheses + target.insert_child(0, lparen) + target.append_child(RParen())