import random as rn

def pwdGen(myLen):
    pwd = ''
    for x in range(myLen):
        ch = rn.randint(1,3)
        if ch ==1:
           pwd = pwd + rn.choice('qwertyuiopasdfghjklzxcvbnm')
        elif ch ==2:
            pwd = pwd + rn.choice('QWERTYUIOPASDFGHJKLZXCVBNM')
        else:
            pwd = pwd + str(rn.randint(0,9))
    return pwd

print '\nYour password is\n' + str(pwdGen(10))