Fix nit: don't split names twice

pantsbuild · Dec 3, 2019 · 910a7ec · 910a7ec
1 parent b7c5fb5
commit 910a7ec
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/python/pants/subsystem/subsystem.py b/src/python/pants/subsystem/subsystem.py
@@ -203,8 +203,9 @@ def get_streaming_workunit_callbacks(subsystem_names: Iterable[str]) -> List[Cal
 
     for name in subsystem_names:
       try:
-        module_name = '.'.join(name.split(".")[:-1])
-        class_name = name.split(".")[-1]
+        name_components = name.split(".")
+        module_name = ".".join(name_components[:-1])
+        class_name = name_components[-1]
         module = importlib.import_module(module_name)
         subsystem_class = getattr(module, class_name)
       except (IndexError, AttributeError, ModuleNotFoundError, ValueError) as e: