Add copyright notice and docstring to num_qubits.py

Hadar01 · web-flow · commit 109025969f78 · 2026-03-26T13:50:23.000+05:30
diff --git a/qiskit/transpiler/passes/analysis/num_qubits.py b/qiskit/transpiler/passes/analysis/num_qubits.py
@@ -9,7 +9,9 @@
 # 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 qubits of a DAG circuit."""
+
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
