One more update related to the #5381

lib/core/compat.py

@@ -9,7 +9,6 @@ from __future__ import division
 
 import binascii
 import functools
-import inspect
 import math
 import os
 import random
@@ -313,22 +312,3 @@ def LooseVersion(version):
         result = float("NaN")
 
     return result
-
-# Reference: https://github.com/bottlepy/bottle/blob/df67999584a0e51ec5b691146c7fa4f3c87f5aac/bottle.py
-if not hasattr(inspect, "getargspec") and hasattr(inspect, "getfullargspec"):
-    from inspect import getfullargspec
-
-    def makelist(data):
-        if isinstance(data, (tuple, list, set, dict)):
-            return list(data)
-        elif data:
-            return [data]
-        else:
-            return []
-
-    def getargspec(func):
-        spec = getfullargspec(func)
-        kwargs = makelist(spec[0]) + makelist(spec.kwonlyargs)
-        return kwargs, spec[1], spec[2], spec[3]
-
-    inspect.getargspec = getargspec