Python pickle
import pickle
#dumps(object) :Object serialization
lista=["john","levi","kate"]
listb=pickle.dumps(lista)
#print listb
#loads(string) :The object is restored, and the object type is restored to the original format.
listc=pickle.loads(listb)
#print listc
#dump(object,file) :To store objects in a file.
group1=("cat","is","kkkk")
f1=file ...