python-3.x - Mac OS X pytest 未被识别为命令

Question

有一个与此类似的问题，但它有点过时并且涉及 python 2.x 等。

Mac OS Catalina (10.15)

$ pip install -U pytest 
Collecting pytest
  Using cached https://files.pythonhosted.org/packages/0c/91/d68f68ce54cd3e8afa1ef73ea1ad44df2438521b64c0820e5fd9b9f13b7d/pytest-5.2.1-py3-none-any.whl
Requirement already satisfied, skipping upgrade: packaging in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pytest) (19.2)
Requirement already satisfied, skipping upgrade: more-itertools>=4.0.0 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pytest) (7.2.0)
...
Requirement already satisfied, skipping upgrade: pyparsing>=2.0.2 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from packaging->pytest) (2.4.2)
Requirement already satisfied, skipping upgrade: zipp>=0.5 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from importlib-metadata>=0.12; python_version < "3.8"->pytest) (0.6.0)
Installing collected packages: pytest
  Found existing installation: pytest 5.1.1
    Uninstalling pytest-5.1.1:
      Successfully uninstalled pytest-5.1.1
Successfully installed pytest-5.2.1
You are using pip version 19.0.3, however version 19.3 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
$ ls -lat /usr/local/bin
total 0
drwxr-xr-x  26 root  wheel  832 18 Oct 07:09 .
lrwxr-xr-x   1 root  wheel   84 18 Oct 07:09 pytest -> /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pytest
lrwxr-xr-x   1 root  wheel   19 18 Oct 07:04 pip -> /usr/local/bin/pip3
drwxr-xr-x   6 root  wheel  192 12 Oct 20:18 ..
lrwxrwxr-x   1 root  admin   66  3 Oct 19:22 pip3 -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/pip3
lrwxrwxr-x   1 root  admin   78  3 Oct 19:22 easy_install-3.7 -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/easy_install-3.7
lrwxrwxr-x   1 root  admin   68  3 Oct 19:22 pip3.7 -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/pip3.7
lrwxr-xr-x   1 root  wheel   72  3 Oct 19:22 pyvenv-3.7 -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/pyvenv-3.7
lrwxr-xr-x   1 root  wheel   68  3 Oct 19:22 pyvenv -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/pyvenv
lrwxr-xr-x   1 root  wheel   79  3 Oct 19:22 python3.7m-config -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7m-config
lrwxr-xr-x   1 root  wheel   72  3 Oct 19:22 python3.7m -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7m
lrwxr-xr-x   1 root  wheel   78  3 Oct 19:22 python3.7-config -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7-config
lrwxr-xr-x   1 root  wheel   71  3 Oct 19:22 python3.7 -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7
lrwxr-xr-x   1 root  wheel   76  3 Oct 19:22 python3-config -> ../../../Library/Frameworks/Python.framework/Versions/3.7/bin/python3-config
...
$ pytest --version
-bash: pytest: command not found
$ which pytest
$

我跳过了一些输出，但正如您所见，pytest 似乎已安装（根据他们的文档），并且具有正确的权限，但似乎不是可执行命令。我什至禁用了系统完整性保护。谁能告诉我我错过了什么？

标签： python-3.xmacospytest