解决：/usr/bin/env: ‘python’: No such file or directory

Problem Description:

When executing some script files in the Ubuntu system, it reports:

/usr/bin/env: ‘python’: No such file or directory

The solution steps are as follows:

1. First check whether you have installed Python

python3 -- version

If it is not installed, install it first, if it is already installed, continue to execute

2. Check the installation location

whereis python3

Displayed as follows:

python3: /usr/bin/python3.6 /usr/bin/python3.6m /usr/bin/python3 /usr/lib/python3.8 /usr/lib/python3.6 /usr/lib/python3 /usr/lib/python3.7 /etc/python3.6 /etc/python3 /usr/local/lib/python3.6 /usr/include/python3.6m /usr/share/python3 /usr/share/man/man1/python3.1.gz

 3. Set soft link

sudo ln -s /usr/bin/python3 /usr/bin/python

Execute the script file again! ! !