pip 安装错误命令“python setup.py egg_info”失败,错误代码为 1

Jan*_*i D 2 pip failed-installation

我正在尝试使用以下命令在 Ubuntu 终端上安装monkeytype:

pip install monkeytype 
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但我收到一条错误消息:

Command "python setup.py egg_info" failed with error code 1 
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这是完整的日志:

bash-4.3$ pip install monkeytype
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7.
Collecting monkeytype
  Using cached https://files.pythonhosted.org/packages/5f/59/43bc6e44d69bd268e545fdfacdd6866362aca57ac894bbc3177b5455c06a/MonkeyType-18.2.0.tar.gz
Collecting retype (from monkeytype)
  Using cached https://files.pythonhosted.org/packages/6e/da/ca9f5560f051d2ed79a52de1170903e3ff8ad011cff56c65abfcff38d372/retype-17.12.0.tar.gz
    ERROR: Complete output from command python setup.py egg_info:
    ERROR: Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-install-mCIobj/retype/setup.py", line 14, in <module>
        assert sys.version_info >= (3, 6, 0), "retype requires Python 3.6+"
    AssertionError: retype requires Python 3.6+
    ----------------------------------------
ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-install-mCIobj/retype/
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Mar*_*tin 5

使用pip install,真正的错误总是隐藏在日志更远的地方,因为 pip 运行包的安装例程。

在你的情况下检查ERROR: Traceback,它说“重新输入需要 Python 3.6+”。

因此,已安装的软件包需要 Python 3.6,但从较早的错误消息我们可以推断出您的 pip 运行的是 python 2.7(查找DEPRECATION: Python 2.7

因此,通过使用pip3或运行命令来修复错误python3 pip

要验证使用的是哪个版本的 python,请调用pip -V.