1、去掉“自动保存功能”

pycharm默认是自动保存的，习惯自己按 ctrl + s 的可以进行如下设置：

菜单File -> Settings... -> Appearance & Behavior -> System Settings

去掉以下2个选项的选中

Synchronize files on frame activation

Save files on frame deactivation

菜单File -> Settings... -> Editor -> General -> Editor Tabs

选中以下选项

Mark modified tabs with asterisk