Код: Import requests import time import threading from threading import Thread from termcolor import colored p

Question

Код: Import requests import time import threading from threading import Thread from termcolor import colored p

= open("proxies.txt").read().split()

def check():
try:
proxy = requests.get("https://fsystem88.ru/ip",proxies={"http": p,"https": p},timeout=10).text
print(colored(f"{p} good\n",'green'))
f = open("proxy.txt",'w')
f.write(f"{p}\n")
f.close()
except Exception as error:
print(colored(f"{p} bad\n",'red'))
print(error)

t = threading.Thread (target=check)
t.start()

Ошибка:
Cannot mix str and non-str arguments

Как исправить ?