python平台使用mongodb存储大文件

#coding = UTF-8
	import pymongo
	from pymongo import MongoClient
	from gridfs import GridFS
	from fileinput import filename
	def createDB():
	client = MongoClient('localhost',27017)
	db = client['file_db']
	file_table = db['file_table']
	return (db,file_table)
	def insertFile(db,table,filePath,fileName):
	fs = GridFS(db,'fileDepot')
	with open(filePath,'rb') as fileObj:
	data = fileObj.read()
	id = fs.put(data,filename = fileName)
	print(id)
	fileObj.close()
	# insertFile(db, fileTble, 'd:/48f31677a696329d6765cb6c77e8e799.mkv','temp1.mkv')
	def delFile(db ,fileTable):
	fs = GridFS(db,'fileDepot')
	cursors = fs.find()
	for cur in cursors:
	print(cur)
	# delFile(db,fileTable)
	# path = 'D:/装机软件\办公软件/W.P.S.5559.60.1933.exe'
	# fileName = path.split('/')[-1]
	# print(fileName)
	def getFileName(filePath):
	return filePath.split('/')[-1]
	db , fileTable = createDB()
	filePath = 'D:/音乐/《草原》.mp3'
	insertFile(db, fileTable,filePath,getFileName(filePath))