pip is error,TypeError: __call__() takes exactly 2 arguments (1 given)

Question

system

• centos 7.2
• Python 2.7.5

install

I install webhook

pip install webhook
### but hava error,then
yum in         


        

Answer 1

Use the following command to upgrade pip, which has the bug fixed:

python -m pip install --upgrade --force pip 

It worked for me (centos 7, python 2.7).

For more details: GitHub