D:\soft\python36\Lib\site-packages\pymysql>tree /f卷 新加卷 的文件夹 PATH 列表卷序列号为 960E-961ED:.│ charset.py│ connections.py│ converters.py│ cursors.py│ err.py│ optionfile.py│ protocol.py│ times.py│ util.py│ _auth.py│ _compat.py│ _socketio.py│ __init__.py│├─constants│ │ CLIENT.py│ │ COMMAND.py│ │ CR.py│ │ ER.py│ │ FIELD_TYPE.py│ │ FLAG.py│ │ SERVER_STATUS.py│ │ __init__.py│ ││ └─__pycache__│ CLIENT.cpython-36.pyc│ COMMAND.cpython-36.pyc│ CR.cpython-36.pyc│ ER.cpython-36.pyc│ FIELD_TYPE.cpython-36.pyc│ FLAG.cpython-36.pyc│ SERVER_STATUS.cpython-36.pyc│ __init__.cpython-36.pyc│└─__pycache__ charset.cpython-36.pyc connections.cpython-36.pyc converters.cpython-36.pyc cursors.cpython-36.pyc err.cpython-36.pyc optionfile.cpython-36.pyc protocol.cpython-36.pyc times.cpython-36.pyc util.cpython-36.pyc _auth.cpython-36.pyc _compat.cpython-36.pyc _socketio.cpython-36.pyc __init__.cpython-36.pyc

pymysql源码目录结构