fix more of the same issue

Author: keflavich

astroquery/alma/core.py

@@ -646,9 +646,11 @@ def is_proprietary(self, uid):
         query = "select distinct data_rights from ivoa.obscore where " \
                 "obs_id='{}'".format(uid)
         result = self.query_tap(query)
-        if not result or len(result.table) == 0:
+        if result:
+            tableresult = result.to_table()
+        if not result or len(tableresult) == 0:
             raise AttributeError('{} not found'.format(uid))
-        if len(result.table) == 1 and result.table[0][0] == 'Public':
+        if len(tableresult) == 1 and tableresult[0][0] == 'Public':
             return False
         return True