data.py 文件源码

def write(self, if_exists:str=None):
        jp.java.lang.Class.forName("com.mysql.jdbc.Driver",
                                   True, jp.java.lang.ClassLoader.getSystemClassLoader())
        from sqlalchemy_utils import database_exists, create_database
        if not database_exists(self._engine.url):
             create_database(self._engine.url)

        super().write(if_exists=if_exists)