Remove extend-ignore = ["F841"] lint rule

pyproject.toml

@@ -108,7 +108,6 @@ line-length = 100
 
 [tool.ruff.lint]
 select = ["E", "F", "I", "Q"]
-extend-ignore = ["F841"]
 isort.required-imports = ["from __future__ import annotations"]
 mccabe.max-complexity = 15
 flake8-quotes.docstring-quotes = "double"

tests/test_program.py

@@ -131,7 +131,7 @@ def test_max_duration_ratio_error() -> None:
         program.compile_to(device=MockDevice(), device_max_duration_ratio=0.5)
 
 
-def test_program_with_dmm() -> None:
+def test_program_with_dmm_init() -> None:
     register = Register(qubits={"q0": (0.0, 0.0), "q1": (1.3, 0.0)})
 
     valid_weights = {"q0": 0.1, "q1": 0.2}
@@ -141,6 +141,12 @@ def test_program_with_dmm() -> None:
         amplitude=ConstantWaveform(5.0, 1.0), detuning=ConstantWaveform(5.0, 1.0), dmm=dmm
     )
     program = QuantumProgram(register=register, drive=drive)
+    assert program.register == register
+    assert program.drive == drive
+
+
+def test_program_with_dmm_invalid_qubit_id() -> None:
+    register = Register(qubits={"q0": (0.0, 0.0), "q1": (1.3, 0.0)})
 
     invalid_weights = {"q0": 0.1, "q1": 0.2, "wrong_qubit_id": 0.3}