different mock imports

docs/source/conf.py

@@ -37,7 +37,17 @@
 napoleon_use_param = False
 napoleon_use_ivar = True
 
-autodoc_mock_imports = ["traci"]
+# autodoc_mock_imports = ["traci"]
+from unittest.mock import MagicMock
+
+class Mock(MagicMock):
+    @classmethod
+    def __getattr__(cls, name):
+        return MagicMock()
+
+MOCK_MODULES = ['traci', 'sumolib']
+sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)
+
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']