**Full Changelog**: https://github.com/porterpan/dataset_convert_toolkit/commits/V0.0.1
work done:
1. labelme tool rectangle label marked of json file convert to yolo format.
eg:
python ./dataset_convert_tool.py --rectjson2yolo --json_dir "/home/udi/WareHouse/dataset/traffic_light_sample/yc_traffic_sample_annocation/label_day_10_22" --output_dir './traffic_light' --labels "/home/udi/WareHouse/dataset/traffic_light_sample/traffic_light_1.yaml"
yaml file must have names attribution, such as
names: ['unknown', 'red', 'green', 'yellow', 'black', 'red_time', 'green_time', 'yellow_time', 'black_time']