add type annotation

pantsbuild · Sep 13, 2018 · e991a34 · e991a34
1 parent 6f51c0f
commit e991a34
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/python/pants/engine/build_files.py b/src/python/pants/engine/build_files.py
@@ -203,7 +203,7 @@ def _hydrate(item_type, spec_path, **kwargs):
 
 
 class _MappedSpecs(datatype([
-    ('address_families', tuple),
+    ('address_families', tuple), # List[AddressFamily]
     ('specs', Specs),
 ])):
   """Wraps up logic to resolve specs into individual target addresses, or error out."""