Fix lint

Author: Gui-FernandesBR

rocketpy/simulation/flight_data_exporter.py

@@ -149,8 +149,7 @@ class attributes which are instances of the Function class. Usage
             # Deal with decorated Flight methods
             else:
                 try:
-                    obj = getattr(f.__class__, variable)
-                    variable_function = obj.__get__(f, f.__class__)
+                    variable_function = getattr(f, variable)
                 except AttributeError as exc:
                     raise AttributeError(
                         f"Variable '{variable}' not found in Flight class"

tests/integration/test_flight.py

@@ -1,4 +1,3 @@
-import os
 from unittest.mock import patch
 
 import matplotlib as plt

tests/unit/test_flight_data_exporter.py

@@ -50,6 +50,8 @@ def test_export_sensor_data_writes_json(flight_calisto, tmp_path, monkeypatch):
     """
 
     class DummySensor:
+        """Dummy sensor with name attribute for testing."""
+
         def __init__(self, name):
             self.name = name