Python PIP installation error in setup command: use_ 2to3 is invalid. resolvent

One 、 problem

In the use of pip Command to install ConcurrentLogHandler==0.9.1 when , Note the following error ：

Could not find a version that satisfies the requirement

error in ConcurrentLogHandler setup command: use_2to3 is invalid.

Two 、 solve

Use the following command to install setuptools Tools ：

pip install setuptools==57.5.0

perhaps

pip install setuptools==58

reason ：

setuptools  The toolkit is available in 58 After the version , Abandoned use_2to3 Method .