使用pip工具安装之后，可以使用命令“coverage run file.py”对Python程序file.py进行覆盖测试，然后使用命...
raise RuntimeError('Event loop is closed') RuntimeError: Event loop is closed In order to allow for a graceful shutdown of a service I think it should log the SQL statement that failed, instead of producing this exception. Here is a minimal code example to reproduce this behavior: import...