# ==================================================================================================
# Copyright 2011 Twitter, Inc.
# --------------------------------------------------------------------------------------------------
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this work except in compliance with the License.
# You may obtain a copy of the License in the LICENSE file, or 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.
# ==================================================================================================


class Group(object):
  """Delineates a members of a group of targets that age sources for the same product types."""

  def __init__(self, name, predicate):
    """:param string name: A logical name for this group.
    :param predicate: A predicate that returns ``True`` if a given target is a member of this
                      group.
    """
    self.name = name
    self.predicate = predicate
    self.exclusives = None

  def __repr__(self):
    return "Group(%s,%s)" % (self.name, self.predicate.__name__)
