# Copyright 2012 Red Hat, Inc.
# Copyright 2013 IBM Corp.
# All Rights Reserved.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

__all__ = [
    'enable_lazy',
]

USE_LAZY = False


def enable_lazy(enable=True):
    """Convenience function for configuring _() to use lazy gettext

    Call this at the start of execution to enable the gettextutils._
    function to use lazy gettext functionality. This is useful if
    your project is importing _ directly instead of using the
    gettextutils.install() way of importing the _ function.

    :param enable: Flag indicating whether lazy translation should be
                   turned on or off.  Defaults to True.
    :type enable: bool

    """
    global USE_LAZY
    USE_LAZY = enable