add batch interval for saving model

nichongjia-2007

2023-03-23 37c45ee8d7e4db18d95677c203b3432f3e6dde80

 .gitignore

@@ -7,4 +7,6 @@
init_model/
*.tar.gz
test_local/
RapidASR
RapidASR
export/*
*.pyc