Custom plugin using python script

Hi! I’m trying to use a custom python plugin with my Kong, please find below details:

Kong version : Kong Enterprise 2.8.1.3
Python version : Python 2.7.18

Params which updated in kong.conf :
pluginserver_names = python
pluginserver_python_socket = /usr/local/kong/python_pluginserver.sock
pluginserver_python_start_cmd = /usr/bin/kong-python-pluginserver --plugins-directory /usr/local/kong/python-plugins
pluginserver_python_query_cmd = usr/bin/kong-python-pluginserver --plugins-directory /usr/local/kong/python-plugins --dump-all-plugins

After adding when i restart kong getting below error :

Traceback (most recent call last):
File “/usr/bin/kong-python-pluginserver”, line 6, in
from pkg_resources import load_entry_point
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 3250, in
@_call_aside
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 3234, in _call_aside
f(*args, **kwargs)
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 3263, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 583, in _build_master
ws.require(requires)
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 900, in require
needed = self.resolve(parse_requirements(requirements))
File “/usr/lib/python2.7/site-packages/pkg_resources/init.py”, line 786, in resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The ‘zope.interface’ distribution was not found and is required by gevent
Error: …al/share/lua/5.1/kong/runloop/plugin_servers/process.lua:167: Not a plugin info table:
/usr/bin/kong-python-pluginserver --plugins-directory /usr/local/kong/python-plugins --dump-all-plugins