assert isinstance checks

test/completion/isinstance.py

@@ -17,3 +17,14 @@ if not isinstance(k, (str, int)):
 while not isinstance(k, (str, int)):
     #? 
     k
+
+assert isinstance(ass, int):
+#? int()
+ass
+
+assert isinstance(ass, str):
+assert not isinstance(ass, int):
+
+if 2:
+    #? str()
+    ass