無法在 python 2 上安裝 pyinstaller

Question

    pip2 install pyinstaller 
DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 will drop support for Python 2.7 in January 2021. More details about Python 2 support in pip can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support pip 21.0 will remove support for this functionality.                                                                                     
Collecting pyinstaller
  Using cached pyinstaller-4.1.tar.gz (3.5 MB)
  Installing build dependencies ... done
  Getting requirements to build wheel ... error
  ERROR: Command errored out with exit status 1:
   command: /usr/bin/python2 /usr/local/lib/python2.7/dist-packages/pip/_vendor/pep517/_in_process.py get_requires_for_build_wheel /tmp/tmpXfz8sO            
       cwd: /tmp/pip-install-VoIwF7/pyinstaller                                                                                                              
  Complete output (4 lines):                                                                                                                                 
  Traceback (most recent call last):                                                                                                                         
    File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/pep517/_in_process.py", line 16, in <module>                                                    
      from importlib import import_module                                                                                                                    
  ImportError: No module named importlib                                                                                                                     
  ----------------------------------------                                                                                                                   
ERROR: Command errored out with exit status 1: /usr/bin/python2 /usr/local/lib/python2.7/dist-packages/pip/_vendor/pep517/_in_process.py get_requires_for_build_wheel /tmp/tmpXfz8sO Check the logs for full command output.

在 windows 和 linux 上都無法在 python 上安裝 pyinstaller 2. 說類似的錯誤。 我需要編譯寫在 python 上的代碼 2. 任何機構出現同樣的錯誤？ 請幫忙

Answer 1

如要求中所述，最新版本的 pyinstaller 不支持 Python 2.7。

要使 Python 2.7 工作，您必須安裝 3.6 版。

Answer 2

首先，您應該升級您的 python 版本，在這里您要導入未安裝的 package，因此首先使用 pip install importlib