add debug logging if locust-plugins was not found

locust_swarm/swarm.py

@@ -1,9 +1,3 @@
-try:
-    import svs_locust
-except ModuleNotFoundError:
-    # svs-locust is a library that is only used internally at Svenska Spel, please ignore it
-    # We need to import it here to get some variables and the path to the installed package
-    pass
 import atexit
 import logging
 import os
@@ -254,12 +248,18 @@ def upload(server):
             import locust_plugins
 
             files.append(os.path.dirname(locust_plugins.__file__))
-            try:
-                files.append(os.path.dirname(svs_locust.__file__))
-            except NameError:
-                pass
-        except ImportError:
-            pass  # locust-plugins wasnt installed
+        except ModuleNotFoundError:
+            logging.debug("locust-plugins wasnt installed")
+
+        try:
+            # svs-locust is a library that is only used internally at Svenska Spel, please ignore it
+
+            import svs_locust
+
+            files.append(os.path.dirname(svs_locust.__file__))
+        except ModuleNotFoundError:
+            pass
+
     if len(files) > 1:
         filestr = "{" + ",".join(files) + "}"
     else: