default draw(cregbundle=False) (#4321)

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
Co-authored-by: Ali Javadi-Abhari <[email protected]>

qiskit/circuit/quantumcircuit.py

@@ -784,7 +784,7 @@ def qasm(self, formatted=False, filename=None):
     def draw(self, output=None, scale=0.7, filename=None, style=None,
              interactive=False, line_length=None, plot_barriers=True,
              reverse_bits=False, justify=None, vertical_compression='medium', idle_wires=True,
-             with_layout=True, fold=None, ax=None, initial_state=False, cregbundle=True):
+             with_layout=True, fold=None, ax=None, initial_state=False, cregbundle=False):
         """Draw the quantum circuit.
 
         **text**: ASCII art TextDrawing that can be printed in the console.
@@ -858,7 +858,7 @@ def draw(self, output=None, scale=0.7, filename=None, style=None,
                 Only used by the ``text``, ``latex`` and ``latex_source`` outputs.
                 Default: ``False``.
             cregbundle (bool): Optional. If set True bundle classical registers. Only used by
-                the ``text`` output. Default: ``True``.
+                the ``text`` output. Default: ``False``.
 
         Returns:
             :class:`PIL.Image` or :class:`matplotlib.figure` or :class:`str` or

qiskit/visualization/circuit_visualization.py

@@ -66,7 +66,7 @@ def circuit_drawer(circuit,
                    fold=None,
                    ax=None,
                    initial_state=False,
-                   cregbundle=True):
+                   cregbundle=False):
     """Draw a quantum circuit to different formats (set by output parameter):
 
     **text**: ASCII art TextDrawing that can be printed in the console.
@@ -140,7 +140,7 @@ def circuit_drawer(circuit,
             Only used by the ``text``, ``latex`` and ``latex_source`` outputs.
             Default: ``False``.
         cregbundle (bool): Optional. If set True bundle classical registers. Only used by
-            the ``text`` output. Default: ``True``.
+            the ``text`` output. Default: ``False``.
     Returns:
         :class:`PIL.Image` or :class:`matplotlib.figure` or :class:`str` or
         :class:`TextDrawing`: