code: def parse_csv_file(url, res):
      
      response = requests.get(url, stream=True)
      reader = csv.reader(response.iter_lines())
      first_row = True
      for row in reader:
          if first_row:
              # skip first row
              first_row = False
          else:
              scheme, template, description, reference = row
              res[scheme] = description
docs: Parse given URL and write res with {scheme -> description}