Remove api._quick_complete

jedi/__init__.py

@@ -40,9 +40,7 @@ import sys
 # imports and circular imports... Just avoid it:
 sys.path.insert(0, __path__[0])
 
-from .api import (
-    Script, Interpreter, NotFoundError, set_debug_function, _quick_complete,
-)
+from .api import Script, Interpreter, NotFoundError, set_debug_function
 from . import settings
 
 sys.path.pop(0)