Workflow improvements and code quality passing (#1052)

* CI: Checkout v4 and unit tests name correction

* Small tweaks to ensure Code Quality passes

---------

Co-authored-by: glopezdiest <58212725+glopezdiest@users.noreply.github.com>

Author: jeroenlammersma

.github/workflows/static_code_check.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Install Dependencies
       run: |
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Install Dependencies
       run: |

.github/workflows/unit_test.yml

@@ -1,4 +1,4 @@
-name: Static Code Analysis
+name: Unit Tests
 
 on:
   push:
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Install Dependencies
       run: |

srunner/scenariomanager/carla_data_provider.py

@@ -303,8 +303,10 @@ def find_weather_presets():
         """
         Get weather presets from CARLA
         """
+        def name(string):
+            return ' '.join(m.group(0) for m in rgx.finditer(string))
+
         rgx = re.compile('.+?(?:(?<=[a-z])(?=[A-Z])|(?<=[A-Z])(?=[A-Z][a-z])|$)')
-        name = lambda x: ' '.join(m.group(0) for m in rgx.finditer(x))
         presets = [x for x in dir(carla.WeatherParameters) if re.match('[A-Z].+', x)]
         return [(getattr(carla.WeatherParameters, x), name(x)) for x in presets]
 

srunner/scenariomanager/scenarioatomics/atomic_behaviors.py

@@ -797,9 +797,9 @@ def initialise(self):
         # At the moment everything besides "shortest" will use the CARLA GlobalPlanner
         grp = CarlaDataProvider.get_global_route_planner()
         route = []
-        for i, _ in enumerate(carla_route_elements):
-            if carla_route_elements[i][1] == "shortest":
-                route.append(carla_route_elements[i][0])
+        for i, element in enumerate(carla_route_elements):
+            if element[1] == "shortest":
+                route.append(element[0])
             else:
                 if i == 0:
                     mmap = CarlaDataProvider.get_map()
@@ -812,12 +812,12 @@ def initialise(self):
                     waypoint = ego_next_wp.transform.location
                 else:
                     waypoint = carla_route_elements[i - 1][0].location
-                waypoint_next = carla_route_elements[i][0].location
+                waypoint_next = element[0].location
                 try:
                     interpolated_trace = grp.trace_route(waypoint, waypoint_next)
                 except networkx.NetworkXNoPath:
                     print("WARNING: No route from {} to {} - Using direct path instead".format(waypoint, waypoint_next))
-                    route.append(carla_route_elements[i][0])
+                    route.append(element[0])
                     continue
                 for wp_tuple in interpolated_trace:
                     # The router sometimes produces points that go backward, or are almost identical

srunner/scenarios/open_scenario.py

@@ -392,9 +392,9 @@ def _create_behavior(self):
                         for actor in sequence.iter("Actors"):
                             for entity in actor.iter("EntityRef"):
                                 entity_name = entity.attrib.get('entityRef', None)
-                                for k, _ in enumerate(joint_actor_list):
-                                    if (joint_actor_list[k] and
-                                            entity_name == joint_actor_list[k].attributes['role_name']):
+                                for k, actor in enumerate(joint_actor_list):
+                                    if (actor and
+                                            entity_name == actor.attributes['role_name']):
                                         actor_ids.append(k)
                                         break