Source code for pyqubo.utils.asserts

# Copyright 2018 Recruit Communications Co., Ltd.
#
# 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.


[docs]def assert_qubo_equal(qubo1, qubo2): """ Assert the given QUBOs are identical. Args: qubo1 (dict[(label, label), float]): QUBO to be compared. qubo2 (dict[(label, label), float]): QUBO to be compared. """ msg = "QUBO should be an dict instance." assert isinstance(qubo1, dict), msg assert isinstance(qubo2, dict), msg assert len(qubo1) == len(qubo2), "Number of elements in QUBO doesn't match." for (label1, label2), value in qubo1.items(): if (label1, label2) in qubo2: if qubo2[label1, label2] != value: assert qubo2[label1, label2] == value,\ "Value of {key} doesn't match".format(key=(label1, label2)) elif (label2, label1) in qubo2: if qubo2[label2, label1] != value: assert qubo2[label2, label1] == value, \ "Value of {key} doesn't match".format(key=(label2, label1)) else: raise AssertionError("Key: {key} of qubo1 isn't contained in qubo2" .format(key=(label1, label2)))