/proc/self/root/proc/self/root/proc/self/root/usr/lib64/python3.9/lib2to3/fixes
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# 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-inexec() function.""" from .. import fixer_basefrom ..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(), Comma(), String('"rb"', ' ')], rparen=execfile_paren) open_call = Node(syms.power, [Name("open"), open_args]) read = [Node(syms.trailer, [Dot(), Name('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 = " " exec_str = String("'exec'", " ") compile_args = open_expr + [Comma(), filename_arg, Comma(), exec_str] compile_call = Call(Name("compile"), compile_args, "") # 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("exec"), args, prefix=node.prefix)