import requests
import bs4
price={}
price[npc_price]=0
price[cmpfy_price]=0
temp1=0
temp2=0
while True:
    national_pc=requests.get("https://nationalpc.in/laptop-memory/adata-premier-8gb-ddr4-3200-so-dimm-latop-memory-module").content
    compify=requests.get("https://compify.in/product/adata-premier-8gb-ddr4-3200mhz-laptop-ram/").content
    npc=bs4.BeautifulSoup(national_pc,"html.parser")
    cmpfy=bs4.BeautifulSoup(compify,"html.parser")

    temp1=float(npc.find('div',{'class':'product-price'}).text[1:].replace(',',""))

    if temp1!=price[npc_price]:
        send_message()
        price[npc_price]=temp1

    temp2=cmpfy.find("whatever")

    if temp2!=price[cmpfy_price]:
        send_message()
        price[cmpfy_price]=temp2