Added doc string to merge_order

biothings · Aug 15, 2023 · 5d4ff4d · 5d4ff4d
1 parent d864b09
commit 5d4ff4d
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/biothings/hub/databuild/builder.py b/biothings/hub/databuild/builder.py
@@ -683,7 +683,9 @@ def get_mapper_for_source(self, src_name, init=True):
             raise BuilderException("Found mapper named '%s' but no mapper associated" % mapper_name)
 
     def merge_order(self, other_sources):
-        # Optional method to specify the order in which sources should be merged
+        """Optionally we can override this method to customize the order in which sources should be merged.
+            Default as sorted by name.
+        """
         return sorted(other_sources)
 
     async def merge_sources(self, source_names, steps=("merge", "post"), batch_size=100000, ids=None, job_manager=None):