4710c53dca
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
60 lines
1.9 KiB
Python
60 lines
1.9 KiB
Python
# Copyright 2006 Google, Inc. All Rights Reserved.
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# Licensed to PSF under a Contributor Agreement.
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"""Fixer for apply().
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This converts apply(func, v, k) into (func)(*v, **k)."""
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# Local imports
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from .. import pytree
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from ..pgen2 import token
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from .. import fixer_base
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from ..fixer_util import Call, Comma, parenthesize
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class FixApply(fixer_base.BaseFix):
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BM_compatible = True
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PATTERN = """
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power< 'apply'
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trailer<
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'('
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arglist<
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(not argument<NAME '=' any>) func=any ','
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(not argument<NAME '=' any>) args=any [','
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(not argument<NAME '=' any>) kwds=any] [',']
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>
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')'
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>
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>
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"""
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def transform(self, node, results):
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syms = self.syms
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assert results
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func = results["func"]
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args = results["args"]
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kwds = results.get("kwds")
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prefix = node.prefix
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func = func.clone()
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if (func.type not in (token.NAME, syms.atom) and
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(func.type != syms.power or
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func.children[-2].type == token.DOUBLESTAR)):
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# Need to parenthesize
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func = parenthesize(func)
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func.prefix = ""
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args = args.clone()
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args.prefix = ""
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if kwds is not None:
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kwds = kwds.clone()
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kwds.prefix = ""
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l_newargs = [pytree.Leaf(token.STAR, u"*"), args]
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if kwds is not None:
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l_newargs.extend([Comma(),
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pytree.Leaf(token.DOUBLESTAR, u"**"),
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kwds])
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l_newargs[-2].prefix = u" " # that's the ** token
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# XXX Sometimes we could be cleverer, e.g. apply(f, (x, y) + t)
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# can be translated into f(x, y, *t) instead of f(*(x, y) + t)
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#new = pytree.Node(syms.power, (func, ArgList(l_newargs)))
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return Call(func, l_newargs, prefix=prefix)
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