# Copyright 2006 Google, Inc. All Rights Reserved.

# Licensed to PSF under a Contributor Agreement.

"""Fixer that transforms `xyzzy` into repr(xyzzy)."""

# Local imports

from .. import fixer_base

from ..fixer_util import Call, Name

class FixRepr(fixer_base.BaseFix):

    PATTERN = """

              atom < '`' expr=any '`' >

              """

    def transform(self, node, results):

        expr = results["expr"].clone()

        if expr.type == self.syms.testlist1:

            expr = self.parenthesize(expr)

        return Call(Name("repr"), [expr], prefix=node.get_prefix())