Fix ConfigParser expects a file path instead of a str

PythonClient/carla/settings.py

@@ -130,10 +130,15 @@ def _get_sensor_names(settings):
     if isinstance(settings, CarlaSettings):
         return [camera.CameraName for camera in settings._cameras]
     ini = ConfigParser()
-    ini.read(str(settings))
+    if sys.version_info >= (3, 0):
+        ini.readfp(io.StringIO(settings))
+    else:
+        ini.readfp(io.BytesIO(settings))
+
     section_name = 'CARLA/SceneCapture'
     option_name = 'Cameras'
+
     if ini.has_section(section_name) and ini.has_option(section_name, option_name):
-        cameras = ini['CARLA/SceneCapture']['Cameras']
+        cameras = ini.get(section_name, option_name)
         return cameras.split(',')
     return []