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Update DAGCircuit.draw() docstring with current requirements (backport #11337) #11338

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Nov 29, 2023
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Update DAGCircuit.draw() docstring with current requirements (backport #11337) #11338

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8 changes: 6 additions & 2 deletions qiskit/dagcircuit/dagcircuit.py
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Expand Up @@ -2099,8 +2099,12 @@ def draw(self, scale=0.7, filename=None, style="color"):
"""
Draws the dag circuit.

This function needs `pydot <https://github.com/erocarrera/pydot>`_, which in turn needs
`Graphviz <https://www.graphviz.org/>`_ to be installed.
This function needs `Graphviz <https://www.graphviz.org/>`_ to be
installed. Graphviz is not a python package and can't be pip installed
(the ``graphviz`` package on PyPI is a Python interface library for
Graphviz and does not actually install Graphviz). You can refer to
`the Graphviz documentation <https://www.graphviz.org/download/>`__ on
how to install it.

Args:
scale (float): scaling factor
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