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Source code for qiskit.transpiler.passes.analysis.num_tensor_factors

# This code is part of Qiskit.
#
# (C) Copyright IBM 2017, 2019.
#
# This code is licensed under the Apache License, Version 2.0. You may
# obtain a copy of this license in the LICENSE.txt file in the root directory
# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
#
# Any modifications or derivative works of this code must retain this
# copyright notice, and modified files need to carry a notice indicating
# that they have been altered from the originals.

"""Calculate the number of tensor factors of a DAG circuit."""

from qiskit.transpiler.basepasses import AnalysisPass


[docs]class NumTensorFactors(AnalysisPass): """Calculate the number of tensor factors of a DAG circuit. The result is saved in ``property_set['num_tensor_factors']`` as an integer. """
[docs] def run(self, dag): """Run the NumTensorFactors pass on `dag`.""" self.property_set["num_tensor_factors"] = dag.num_tensor_factors()