MNT: fix pylint failures in flight animation methods

Reference vedo classes directly instead of capitalized local aliases
(invalid-name), drop useless returns, and silence too-many-statements
on the animate methods to match the file convention. Lint now scores
10/10 and ruff is clean.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: Gui-FernandesBR

rocketpy/plots/flight_plots.py

@@ -225,16 +225,15 @@ def _create_animation_box(self, start, scale=1.0):
         center_z = max(center_z, 0.5 * min_box_dim)
 
         vedo = import_optional_dependency("vedo")
-        Box = vedo.Box
 
-        return Box(
+        return vedo.Box(
             pos=[center_x, center_y, center_z],
             length=length,
             width=width,
             height=height,
         ).wireframe()
 
-    def animate_trajectory(
+    def animate_trajectory(  # pylint: disable=too-many-statements
         self, file_name=None, start=0, stop=None, time_step=0.1, **kwargs
     ):
         """Animate 6-DOF trajectory and attitude using vedo.
@@ -259,25 +258,20 @@ def animate_trajectory(
 
         vedo = import_optional_dependency("vedo")
 
-        Line = vedo.Line
-        Mesh = vedo.Mesh
-        Plotter = vedo.Plotter
-        settings = vedo.settings
-
         file_name = self._resolve_animation_model_path(file_name)
         stop = self._validate_animation_inputs(file_name, start, stop, time_step)
 
         try:
-            settings.allow_interaction = True
+            vedo.settings.allow_interaction = True
         except AttributeError:
             pass
 
         world = self._create_animation_box(start, scale=1.2)
-        base_rocket = Mesh(file_name).c("green")
+        base_rocket = vedo.Mesh(file_name).c("green")
         time_steps = np.arange(start, stop, time_step)
         trajectory_points = []
 
-        plt = Plotter(axes=1, interactive=False)
+        plt = vedo.Plotter(axes=1, interactive=False)
         plt.show(world, "Rocket Trajectory Animation", viewup="z", **kwargs)
 
         for t in time_steps:
@@ -300,7 +294,7 @@ def animate_trajectory(
             trajectory_points.append([x_position, y_position, z_position])
             actors = [world, rocket]
             if len(trajectory_points) > 1:
-                actors.append(Line(trajectory_points, c="k", alpha=0.5))
+                actors.append(vedo.Line(trajectory_points, c="k", alpha=0.5))
 
             plt.show(*actors, resetcam=False)
 
@@ -312,9 +306,8 @@ def animate_trajectory(
                 break
 
         plt.interactive().close()
-        return None
 
-    def animate_rotate(
+    def animate_rotate(  # pylint: disable=too-many-statements
         self, file_name=None, start=0, stop=None, time_step=0.1, **kwargs
     ):
         """Animate rocket attitude (rotation-only view) using vedo.
@@ -339,27 +332,23 @@ def animate_rotate(
 
         vedo = import_optional_dependency("vedo")
 
-        Mesh = vedo.Mesh
-        Plotter = vedo.Plotter
-        settings = vedo.settings
-
         file_name = self._resolve_animation_model_path(file_name)
         stop = self._validate_animation_inputs(file_name, start, stop, time_step)
 
         try:
-            settings.allow_interaction = True
+            vedo.settings.allow_interaction = True
         except AttributeError:
             pass
 
         world = self._create_animation_box(start, scale=0.3)
-        base_rocket = Mesh(file_name).c("green")
+        base_rocket = vedo.Mesh(file_name).c("green")
         time_steps = np.arange(start, stop, time_step)
 
         x_start = self.flight.x(start)
         y_start = self.flight.y(start)
         z_start = self.flight.z(start) - self.flight.env.elevation
 
-        plt = Plotter(axes=1, interactive=False)
+        plt = vedo.Plotter(axes=1, interactive=False)
         plt.show(world, "Rocket Rotation Animation", viewup="z", **kwargs)
 
         for t in time_steps:
@@ -385,7 +374,6 @@ def animate_rotate(
                 break
 
         plt.interactive().close()
-        return None
 
     def linear_kinematics_data(self, *, filename=None):  # pylint: disable=too-many-statements
         """Prints out all Kinematics graphs available about the Flight