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author | Martin v. Löwis <martin@v.loewis.de> | 2008-03-19 05:04:44 (GMT) |
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committer | Martin v. Löwis <martin@v.loewis.de> | 2008-03-19 05:04:44 (GMT) |
commit | ef04c44e29a8276a484f58d03a75a2dec516302d (patch) | |
tree | 6231aa6bb789345a6a86c60b0f547a7bfa19927f /Lib/lib2to3/fixes/fix_execfile.py | |
parent | c42bcbb1f07723476cccd352eb0ae98ad2d1a809 (diff) | |
download | cpython-ef04c44e29a8276a484f58d03a75a2dec516302d.zip cpython-ef04c44e29a8276a484f58d03a75a2dec516302d.tar.gz cpython-ef04c44e29a8276a484f58d03a75a2dec516302d.tar.bz2 |
Merged revisions 61596-61597 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r61596 | martin.v.loewis | 2008-03-18 23:43:46 -0500 (Di, 18 Mär 2008) | 2 lines
Import lib2to3.
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r61597 | martin.v.loewis | 2008-03-18 23:58:04 -0500 (Di, 18 Mär 2008) | 3 lines
Initialized merge tracking via "svnmerge" with revisions "1-61595" from
svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3
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Diffstat (limited to 'Lib/lib2to3/fixes/fix_execfile.py')
-rw-r--r-- | Lib/lib2to3/fixes/fix_execfile.py | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Lib/lib2to3/fixes/fix_execfile.py b/Lib/lib2to3/fixes/fix_execfile.py new file mode 100644 index 0000000..0e67f09 --- /dev/null +++ b/Lib/lib2to3/fixes/fix_execfile.py @@ -0,0 +1,37 @@ +# Copyright 2006 Google, Inc. All Rights Reserved. +# Licensed to PSF under a Contributor Agreement. + +"""Fixer for execfile. + +This converts usages of the execfile function into calls to the built-in +exec() function. +""" + +from .. import pytree +from . import basefix +from .util import Comma, Name, Call, LParen, RParen, Dot + + +class FixExecfile(basefix.BaseFix): + + PATTERN = """ + power< 'execfile' trailer< '(' arglist< filename=any [',' globals=any [',' locals=any ] ] > ')' > > + | + power< 'execfile' trailer< '(' filename=any ')' > > + """ + + def transform(self, node, results): + assert results + syms = self.syms + filename = results["filename"] + globals = results.get("globals") + locals = results.get("locals") + args = [Name('open'), LParen(), filename.clone(), RParen(), Dot(), + Name('read'), LParen(), RParen()] + args[0].set_prefix("") + if globals is not None: + args.extend([Comma(), globals.clone()]) + if locals is not None: + args.extend([Comma(), locals.clone()]) + + return Call(Name("exec"), args, prefix=node.get_prefix()) |