extract singular tags, languages, locations from kwargs

lbry/schema/__init__.py

@@ -1 +0,0 @@
-from .claim import Claim

lbry/schema/claim.py

@@ -139,6 +139,9 @@ class BaseClaim:
             field = getattr(self, l)
             if kwargs.pop(f'clear_{l}', False):
                 del field[:]
+            if l in ('tags', 'languages', 'locations'):
+                items = kwargs.pop(l[:-1], None)
+            else:
                 items = kwargs.pop(l, None)
             if items is not None:
                 if isinstance(items, str):