我尝试安装 pipenv，但它运行的 Python 版本似乎不正确。结果是如下所示的 namedtuple 问题，其中 defaults 为 added in Python version 3.7。但是，pipenv 源代码 checks for version 3.7 或更高版本。我是否需要修复我的 Python 设置才能使其正常工作？
➜ lead-manager-react-django python -V
Python 2.7.16
➜ lead-manager-react-django pip --version
pip 19.0.3 from /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip-19.0.3-py3.7.egg/pip (python 3.7)
> ➜ lead-manager-react-django pip install pipenv
Collecting pipenv
Using cached https://files.pythonhosted.org/packages/df/c5/2ebf6fcab61826a6e886531d67bb9776b4027c3094fbf2fbbaa2c9075d92/pipenv-2020.11.15-py2.py3-none-any.whl
Requirement already satisfied: setuptools>=36.2.1 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (51.1.1)
Requirement already satisfied: certifi in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (2019.11.28)
Requirement already satisfied: virtualenv-clone>=0.2.5 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (0.5.4)
Requirement already satisfied: virtualenv in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (20.2.2)
Requirement already satisfied: pip>=18.0 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip-19.0.3-py3.7.egg (from pipenv) (19.0.3)
Requirement already satisfied: six<2,>=1.9.0 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from virtualenv->pipenv) (1.15.0)
Requirement already satisfied: filelock<4,>=3.0.0 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from virtualenv->pipenv) (3.0.12)
Requirement already satisfied: importlib-metadata>=0.12; python_version < "3.8" in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from virtualenv->pipenv) (3.3.0)
Requirement already satisfied: distlib<1,>=0.3.1 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from virtualenv->pipenv) (0.3.1)
Requirement already satisfied: appdirs<2,>=1.4.3 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from virtualenv->pipenv) (1.4.4)
Requirement already satisfied: typing-extensions>=3.6.4; python_version < "3.8" in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from importlib-metadata>=0.12; python_version < "3.8"->virtualenv->pipenv) (3.7.4.3)
Requirement already satisfied: 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"->virtualenv->pipenv) (3.4.0)
Installing collected packages: pipenv
Successfully installed pipenv-2020.11.15
➜ lead-manager-react-django pipenv
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.7/bin/pipenv", line 6, in <module>
from pipenv import cli
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pipenv/__init__.py", line 55, in <module>
from .cli import cli
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pipenv/cli/__init__.py", line 4, in <module>
from .command import cli # noqa
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pipenv/cli/command.py", line 13, in <module>
from ..exceptions import PipenvOptionsError
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pipenv/exceptions.py", line 27, in <module>
defaults=[None, None, None, ""]
TypeError: namedtuple() got an unexpected keyword argument 'defaults'