The builtins/typing module are not causing recursions. They are using annotations to give results.

jedi/evaluate/recursion.py

@@ -133,6 +133,8 @@ class ExecutionRecursionDetector(object):
         self._execution_count += 1
 
         if self._funcdef_execution_counts.setdefault(funcdef, 0) >= per_function_execution_limit:
+            if module.py__name__() in ('builtins', 'typing'):
+                return False
             debug.warning(
                 'Per function execution limit (%s) reached: %s',
                 per_function_execution_limit,

test/completion/stdlib.py

@@ -103,7 +103,7 @@ for a in re.finditer('a', 'a'):
     #? int()
     a.start()
 
-#? str() bytes()
+#?
 re.sub('a', 'a')
 #? str() bytes()
 re.sub('a', 'a', 'f')