当我尝试dnf更新并在dnf安装任何内容时出现Python异常时。这些是同时出现的新错误，可能与我昨天在dnf更新期间遇到的电源故障有关，尽管历史记录日志似乎表明它在电源关闭之前已经完成，但有一些错误。 / p>
file /usr/lib/python3.6/site-
packages/urllib3/util/__pycache__/__init__.cpython-36.opt-1.pyc
conflicts between attempted installs of python3-urllib3-1.20-
3.fc26.noarch and python36-urllib3-1.19.1-5.el7.noarch
file /usr/lib/python3.6/site-
packages/urllib3/util/__pycache__/__init__.cpython-36.pyc conflicts
between attempted installs of python3-urllib3-1.20-3.fc26.noarch
packages/urllib3/util/__pycache__/response.cpython-36.pyc conflicts
between attempted installs of python3-urllib3-1.20-3.fc26.noarch
and python36-urllib3-1.19.1-5.el7.noarch
file /usr/lib/python3.6/site-
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