本文共 1248 字，大约阅读时间需要 4 分钟。
1、
输入：pip install pdb
报错信息：Could not find a version that satisfies the requirement pdb (from versions: ) No matching distribution found for pdb You are using pip version 9.0.1, however version 20.1 is available. You should consider upgrading via the 'python -m pip install --upgrade pip' command.
原因：pip 版本太低，导致无法安装软件
解决办法：升级pip版本 输入： python -m pip install --upgrade pip
2、
输入： python -m pip install --upgrade pip
报错信息： AttributeError: 'NoneType' object has no attribute 'bytes'
再次输入： python -m pip install --upgrade pip
报错信息：Requirement already up-to-date: pip in f:\code\python\crawl_advence\venv\lib\site-packages (20.1)
Could not build wheels for pip, since package 'wheel' is not installed.原因：pip版本过高，不匹配（自动升级版本为20.1）
解决办法： python -m pip install --upgrade pip == 19.2.3 降低匹配版本在进行安装
3、
peewee在进行数据表创建时出错
报错信息：Warning: (3090, "Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.")
解决办法：
登陆mysql 并输入以下命令：
set @@GLOBAL.sql_mode='';set sql_mode ='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';set @@sql_mode ='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';
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