I have a data as Dictionary<string,List<string>>. Key of dictionary includes class_name, Values of dictionary includes images. After all, I generate this dictionary as dataset in my local pc. However, I must split all data in train(

I have a data as Dictionary<string,List<string>>. Key of dictionary includes class_name, Values of dictionary includes images. After all, I generate this dictionary as dataset in my local pc. However, I must split all data in train(