解决方法：
settings中的debug改为false，或者注释掉
参照：
https://stackoverflow.com/questions/32521122/cannot-run-in-multiple-processes-ioloop-instance-has-already-been-initialized
标签：info ons call http bug question ror run already
解决方法：
settings中的debug改为false，或者注释掉
参照：
https://stackoverflow.com/questions/32521122/cannot-run-in-multiple-processes-ioloop-instance-has-already-been-initialized
标签：info ons call http bug question ror run already
原文地址：https://www.cnblogs.com/yizipiaoxiang/p/8574617.html
