text: import time
  
  import requests
  import pandas as pd
  
  
  CODES = set([400, 404, 403, 408, 409, 501, 502, 503])
  
  df = pd.read_csv("projects.csv", sep=";")["url"]
  
  
  for i, url in df.iteritems():
      print(i)
  
      r = requests.get(url)
      status_code = r.status_code
  
      if status_code in CODES:
          print(f"Broken link {i} - Code {status_code}")
  
      time.sleep(5)
  