diff options
Diffstat (limited to 'Lib/lib2to3/fixes/fix_apply.py')
-rw-r--r-- | Lib/lib2to3/fixes/fix_apply.py | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/Lib/lib2to3/fixes/fix_apply.py b/Lib/lib2to3/fixes/fix_apply.py deleted file mode 100644 index 6408582..0000000 --- a/Lib/lib2to3/fixes/fix_apply.py +++ /dev/null @@ -1,68 +0,0 @@ -# Copyright 2006 Google, Inc. All Rights Reserved. -# Licensed to PSF under a Contributor Agreement. - -"""Fixer for apply(). - -This converts apply(func, v, k) into (func)(*v, **k).""" - -# Local imports -from .. import pytree -from ..pgen2 import token -from .. import fixer_base -from ..fixer_util import Call, Comma, parenthesize - -class FixApply(fixer_base.BaseFix): - BM_compatible = True - - PATTERN = """ - power< 'apply' - trailer< - '(' - arglist< - (not argument<NAME '=' any>) func=any ',' - (not argument<NAME '=' any>) args=any [',' - (not argument<NAME '=' any>) kwds=any] [','] - > - ')' - > - > - """ - - def transform(self, node, results): - syms = self.syms - assert results - func = results["func"] - args = results["args"] - kwds = results.get("kwds") - # I feel like we should be able to express this logic in the - # PATTERN above but I don't know how to do it so... - if args: - if (args.type == self.syms.argument and - args.children[0].value in {'**', '*'}): - return # Make no change. - if kwds and (kwds.type == self.syms.argument and - kwds.children[0].value == '**'): - return # Make no change. - prefix = node.prefix - func = func.clone() - if (func.type not in (token.NAME, syms.atom) and - (func.type != syms.power or - func.children[-2].type == token.DOUBLESTAR)): - # Need to parenthesize - func = parenthesize(func) - func.prefix = "" - args = args.clone() - args.prefix = "" - if kwds is not None: - kwds = kwds.clone() - kwds.prefix = "" - l_newargs = [pytree.Leaf(token.STAR, "*"), args] - if kwds is not None: - l_newargs.extend([Comma(), - pytree.Leaf(token.DOUBLESTAR, "**"), - kwds]) - l_newargs[-2].prefix = " " # that's the ** token - # XXX Sometimes we could be cleverer, e.g. apply(f, (x, y) + t) - # can be translated into f(x, y, *t) instead of f(*(x, y) + t) - #new = pytree.Node(syms.power, (func, ArgList(l_newargs))) - return Call(func, l_newargs, prefix=prefix) |