# Quellcode für qiskit.transpiler.passes.utils.cx_direction

# This code is part of Qiskit.
#
# (C) Copyright IBM 2017, 2018.
#
# obtain a copy of this license in the LICENSE.txt file in the root directory
#
# 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.

"""Rearrange the direction of the cx nodes to match the directed coupling map."""

import warnings
from qiskit.transpiler.passes.utils.gate_direction import GateDirection

[Doku]class CXDirection(GateDirection):
"""Deprecated: use :class:qiskit.transpiler.passes.GateDirection pass instead."""

[Doku]    def __init__(self, coupling_map):
super().__init__(coupling_map)
warnings.warn("The CXDirection pass has been deprecated "
"and replaced by a more generic GateDirection pass.",
DeprecationWarning, stacklevel=2)