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diff --git a/resources/libraries/python/search/AbstractMeasurer.py b/resources/libraries/python/search/AbstractMeasurer.py
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+++ b/resources/libraries/python/search/AbstractMeasurer.py
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+# Copyright (c) 2018 Cisco and/or its affiliates.
+# 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.
+
+"""Module defining AbstractMeasurer class."""
+
+from abc import ABCMeta, abstractmethod
+
+
+class AbstractMeasurer(object):
+    """Abstract class defining common API for measurement providers."""
+
+    __metaclass__ = ABCMeta
+
+    @abstractmethod
+    def measure(self, duration, transmit_rate):
+        """Perform trial measurement and return the result.
+
+        :param duration: Trial duration [s].
+        :param transmit_rate: Target transmit rate [pps].
+        :type duration: float
+        :type transmit_rate: float
+        :returns: Structure containing the result of the measurement.
+        :rtype: ReceiveRateMeasurement
+        """
+        pass