# importing Mongoclient from pymongo

from pymongo import MongoClient

conn = MongoClient('localhost', 27017)

# database

db = conn.database

# Created or Switched to collection

# names: GeeksForGeeks

collection = db.GeeksForGeeks

# Updating fan quantity form 10 to 25.

filter = { 'appliance': 'fan' }

# Values to be updated.

newvalues = { "$set": { 'quantity': 25 } }

# Using update_one() method for single

# updation.

collection.update_one(filter, newvalues)

# Printing the updated content of the

# database

cursor = collection.find()

for record in cursor:

    print(record)