【问题标题】:pip install is giving ModuleNotFoundErrorpip install 给出 ModuleNotFoundError
【发布时间】:2020-10-29 04:41:48
【问题描述】:

我正在使用 python 的 miniconda 版本,并且我使用 virtualenv 命令创建了虚拟环境。 最初 pip install 命令工作正常,但过了一段时间它开始给我 ModuleNotFoundError

当我调用命令安装 jupyter notebook 时。

pip install jupyter

我也试过了

pip3 install jupyter

即使pip list 命令也不起作用。

我得到的错误是

Traceback (most recent call last):
  File "/Users/aarsh/Code/p/bin/pip", line 8, in <module>
    sys.exit(main())
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/cli/main.py", line 73, in main
    command = create_command(cmd_name, isolated=("--isolated" in cmd_args))
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/commands/__init__.py", line 104, in create_command
    module = importlib.import_module(module_path)
  File "/Users/aarsh/opt/miniconda3/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 783, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/commands/install.py", line 17, in <module>
    from pip._internal.cli.req_command import RequirementCommand, with_cleanup
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/cli/req_command.py", line 19, in <module>
    from pip._internal.network.download import Downloader
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/network/download.py", line 13, in <module>
    from pip._internal.network.cache import is_from_cache
  File "/Users/aarsh/Code/p/lib/python3.8/site-packages/pip/_internal/network/cache.py", line 7, in <module>
    from pip._vendor.cachecontrol.cache import BaseCache
ModuleNotFoundError: No module named 'pip._vendor.cachecontrol'

请帮我解决这个问题。

【问题讨论】:

  • 你试过conda install jupyter吗?

标签: python python-3.x pip


【解决方案1】:

我发现了pip and pip3 no longer work中提到的同样的问题

解决方案是重新安装和升级 pip

ls .local/lib/python3.5/sitepackages
pip dist-packages
ls  .local/lib/python2.7/sitepackages
pip dist-packages

然后

sudo pip3 install --force-reinstall --upgrade pip
sudo pip install --force-reinstall --upgrade pip

上面提到的命令是基于linux的,你可能需要不同的cmd for windows

【讨论】:

    【解决方案2】:

    试试:pip install notebookpip3 install notebook 如果你没有 pip,试试:conda install notebook

    【讨论】:

      【解决方案3】:

      试试这个: pip install jupyterlab
      如果 pip 不起作用,请尝试 pip3pip3 install jupyterlab

      【讨论】:

      • 即使对于 pip install jupyterlab 输出也是一样的
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