Today, with pip install pyinstaller should have failed (I usually can be installed like this, I did not expect this overturned ╮ (╯ ▽ ╰) ╭), so the Internet search solutions Thus, there is this article.
Since pip install pyinstaller can not use it another way, the installation files with setup.py
1, first download pyinstaller installation file, download address: http: //www.pyinstaller.org/downloads.html, on the next map in the yellow box that
2. Once downloaded decompress, and then use cmd, enter the file to unzip the folder after running
python setup.py install
Call it a day, waiting for the end of the installation gets the job done