diff options
Diffstat (limited to 'lib/python2.7/lib2to3/fixes/fix_execfile.py')
-rw-r--r-- | lib/python2.7/lib2to3/fixes/fix_execfile.py | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/lib/python2.7/lib2to3/fixes/fix_execfile.py b/lib/python2.7/lib2to3/fixes/fix_execfile.py deleted file mode 100644 index 2f29d3b..0000000 --- a/lib/python2.7/lib2to3/fixes/fix_execfile.py +++ /dev/null @@ -1,52 +0,0 @@ -# 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 fixer_base -from ..fixer_util import (Comma, Name, Call, LParen, RParen, Dot, Node, - ArgList, String, syms) - - -class FixExecfile(fixer_base.BaseFix): - BM_compatible = True - - PATTERN = """ - power< 'execfile' trailer< '(' arglist< filename=any [',' globals=any [',' locals=any ] ] > ')' > > - | - power< 'execfile' trailer< '(' filename=any ')' > > - """ - - def transform(self, node, results): - assert results - filename = results["filename"] - globals = results.get("globals") - locals = results.get("locals") - - # Copy over the prefix from the right parentheses end of the execfile - # call. - execfile_paren = node.children[-1].children[-1].clone() - # Construct open().read(). - open_args = ArgList([filename.clone()], rparen=execfile_paren) - open_call = Node(syms.power, [Name(u"open"), open_args]) - read = [Node(syms.trailer, [Dot(), Name(u'read')]), - Node(syms.trailer, [LParen(), RParen()])] - open_expr = [open_call] + read - # Wrap the open call in a compile call. This is so the filename will be - # preserved in the execed code. - filename_arg = filename.clone() - filename_arg.prefix = u" " - exec_str = String(u"'exec'", u" ") - compile_args = open_expr + [Comma(), filename_arg, Comma(), exec_str] - compile_call = Call(Name(u"compile"), compile_args, u"") - # Finally, replace the execfile call with an exec call. - args = [compile_call] - if globals is not None: - args.extend([Comma(), globals.clone()]) - if locals is not None: - args.extend([Comma(), locals.clone()]) - return Call(Name(u"exec"), args, prefix=node.prefix) |