Generating custom unique id with python:

You can generate custom unique key for databases in python

from datetime import *
from random import *  
def generate_uniqid(self,prefix=“S”,suffix=“F”): now=datetime.datetime.now() SEC= str(now.second) m = str(now.minute) H = str(now.hour) D = str(now.day) M = str(now.month) Y = str(now.year) rn=str(randint(0,10000)) return prefix+Y+M+D+H+m+SEC+“-”+rn+suffix