import mysql.connector

​

mydb = mysql.connector.connect(

  host="localhost",

  user="myusername",

  passwd="mypassword",

  database="mydatabase"

)

​

mycursor = mydb.cursor()

​

sql = "UPDATE customers SET address = %s WHERE address = %s"

val = ("Valley 345", "Canyon 123")

​

mycursor.execute(sql, val)

​

mydb.commit()

​

print(mycursor.rowcount, "record(s) affected")

​