Inside the $ push test pymongo

MongoJStrategy.update (id, { "$ push ": { "task_names": task_name}}
if major push into the test item on the list is the final position.

	import pymongo
	cld = pymongo.MongoClient("127.0.0.1:27017")
	data = {
	    "user": "furuiyang",
	    "ll": []
	}
	# cld.mytest.pushtest.insert(data)
	
	print(cld.mytest.pushtest.find({"user": "furuiyang"}).next())
	
	cld.mytest.pushtest.update_many({"user": "furuiyang"}, {"$push": {"ll": "000004"}})
	# cld.mytest.pushtest.update_many({"user": "furuiyang"}, {"$push": {"ll": "000002"}})
	# cld.mytest.pushtest.update_many({"user": "furuiyang"}, {"$push": {"ll": "000003"}})
	
	print(cld.mytest.pushtest.find({"user": "furuiyang"}).next())