Python can't find installed module slackclient on MacOs. Any suggestions?

Question

I\'m developing a slackbot. After importing slackclient, I got ModuleNotFoundError: No module named \'slackclient\'.

I tried all the options and follow

Answer 1

Using slackclient version 2

$ pip install slackclient --upgrade
$ pip freeze

slackclient==2.1.0

from slack import WebClient

OR, Using slackclient version 1

$ pip install slackclient==1.3.1

from slackclient import SlackClient