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diff --git a/resources/libraries/python/MLRsearch/discrete_result.py b/resources/libraries/python/MLRsearch/discrete_result.py
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+++ b/resources/libraries/python/MLRsearch/discrete_result.py
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+# Copyright (c) 2023 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 DiscreteResult class."""
+
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+from .discrete_load import DiscreteLoad
+from .trial_measurement import MeasurementResult
+
+
+@dataclass
+class DiscreteResult(MeasurementResult):
+    """A measurement result where intended load is also given as discrete load.
+
+    The discrete load has to be round and has to match the intended load.
+    """
+
+    # Must have default as superclass has fields with default values.
+    discrete_load: DiscreteLoad = None
+    """Intended load [tps]; discrete, round and equal to intended load."""
+
+    def __post_init__(self) -> None:
+        """Call super, verify intended and discrete loads are the same.
+
+        :raises TypeError: If discrete load is not DiscreteLoad.
+        :raises ValueError: If the discrete load is not round.
+        :raises ValueError: If the load does not match intended load.
+        """
+        super().__post_init__()
+        if not isinstance(self.discrete_load, DiscreteLoad):
+            raise TypeError(f"Not a discrete load: {self.discrete_load!r}")
+        if not self.discrete_load.is_round:
+            raise ValueError(f"Discrete load not round: {self.discrete_load!r}")
+        if float(self.discrete_load) != self.intended_load:
+            raise ValueError(f"Load mismatch: {self!r}")
+
+    @staticmethod
+    def with_load(
+        result: MeasurementResult, load: DiscreteLoad
+    ) -> DiscreteResult:
+        """Return result with added load.
+
+        :param result: A result, possibly without discrete load.
+        :param load: Discrete load to add.
+        :type result: MeasurementResult
+        :type load: DiscreteLoad
+        :returns: Equivalent result with matching discrete load.
+        :rtype: DiscreteResult
+        :raises TypeError: If discrete load is not DiscreteLoad.
+        :raises ValueError: If the discrete load is not round.
+        :raises ValueError: If the load does not match intended load.
+        """
+        return DiscreteResult(
+            intended_duration=result.intended_duration,
+            intended_load=result.intended_load,
+            offered_count=result.offered_count,
+            loss_count=result.loss_count,
+            forwarding_count=result.forwarding_count,
+            offered_duration=result.offered_duration,
+            duration_with_overheads=result.duration_with_overheads,
+            intended_count=result.intended_count,
+            discrete_load=load,
+        )