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python - 在 Ubuntu 18.04 中删除 rabbitmq 后使用 pip 安装 python 包时出现奇怪的异常

问题描述

早上好，我试图在我的 Ubuntu18.04 中安装 RabbitMQ，但这就像脑部手术一样。我决定删除所有内容，但是现在当我尝试使用 pip 安装 python 包时，终端返回奇怪的异常。当我尝试使用 VisualStudio 编译 python 脚本时，我遇到了类似的问题。我真的很感谢你的帮助。保持技术！这些是例外情况：

pip3 install numpy
Collecting numpy
Exception:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/usr/lib/python3/dist-packages/pip/commands/install.py", line 353, in run
    wb.build(autobuilding=True)
  File "/usr/lib/python3/dist-packages/pip/wheel.py", line 749, in build
    self.requirement_set.prepare_files(self.finder)
  File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 380, in prepare_files
    ignore_dependencies=self.ignore_dependencies))
  File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 554, in _prepare_file
    require_hashes
  File "/usr/lib/python3/dist-packages/pip/req/req_install.py", line 278, in populate_link
    self.link = finder.find_requirement(self, upgrade)
  File "/usr/lib/python3/dist-packages/pip/index.py", line 465, in find_requirement
    all_candidates = self.find_all_candidates(req.name)
  File "/usr/lib/python3/dist-packages/pip/index.py", line 423, in find_all_candidates
    for page in self._get_pages(url_locations, project_name):
  File "/usr/lib/python3/dist-packages/pip/index.py", line 568, in _get_pages
    page = self._get_page(location)
  File "/usr/lib/python3/dist-packages/pip/index.py", line 683, in _get_page
    return HTMLPage.get_page(link, session=self.session)
  File "/usr/lib/python3/dist-packages/pip/index.py", line 795, in get_page
    resp.raise_for_status()
  File "/usr/share/python-wheels/requests-2.18.4-py2.py3-none-any.whl/requests/models.py", line 935, in raise_for_status
    raise HTTPError(http_error_msg, response=self)
requests.exceptions.HTTPError: 404 Client Error: Not Found for url: https://packagecloud.io/rabbitmq/rabbitmq-server/pypi/simple/numpy/

标签： pythonnumpypiprabbitmq

解决方案

~/.pip/pip.conf或中的 URL 过多~/.config/pip/pip.conf。删除它并重试。

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