在Ubuntu18.04中删除rabbitmq后，使用pip安装python包时出现奇怪的异常

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。我已经决定删除所有内容，但现在当我尝试使用pip安装python包时，终端返回奇怪的异常。当我尝试用visualStudio编译python脚本时，我也遇到了类似的问题。我真的很感谢你的帮助。保持技术！ 以下是例外情况：

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/

---

~/.pip/pip.conf

或

~/.config/pip/pip.conf

中的URL过多。删除它并重试。

在

~/.pip/pip.conf

或

~/.config/pip/pip.conf

中查找过多的URL您是圣人！我已经取消了pip.conf中的url，它可以工作了！谢谢您。我怎样才能提高你的声誉？我做了一个回答，这样你就可以投票了。