1# Copyright (c) 2011 The Chromium Authors. All rights reserved. 2# Use of this source code is governed by a BSD-style license that can be 3# found in the LICENSE file. 4 5"""Selects the appropriate operator.""" 6 7 8def GetOperator(operator): 9 """Given an operator by name, returns its module. 10 11 Args: 12 operator: string describing the comparison 13 14 Returns: 15 module 16 """ 17 18 # TODO(jhaas): come up with a happy way of integrating multiple operators 19 # with different, possibly divergent and possibly convergent, operators. 20 21 module = __import__(operator, globals(), locals(), ['']) 22 23 return module 24