updating doc string

Author: kumar-shivam-ranjan

Makefile

@@ -10,4 +10,4 @@ clean:
 	@find ./ -name '*.pyc' -exec rm -f {} \;
 	@find ./ -name 'Thumbs.db' -exec rm -f {} \;
 	@find ./ -name '*~' -exec rm -f {} \;
-	@find ./ -name '.DS_Store' -exec rm -f {} \;
+	@find ./ -name '.DS_Store' -exec rm -f {} \;

ads/aqua/extension/model_handler.py

@@ -190,8 +190,8 @@ def get(self,*args, **kwargs):
 
         Returns
         -------
-        List[AquaModelSummary]
-            Returns the matching AquaModelSummary object if found, else None.
+        List[str]
+            Returns the matching model ids string
         """
 
         query=self.get_argument("query",default=None)