docs: def scan_file(self, filename, apikey):
          """
          Sends a file to virus total for assessment
          """
          url = self.base_url + "file/scan"
          params = {'apikey': apikey}
          scanfile = {"file": open(filename, 'rb')}
          response = requests.post(url, files=scanfile, params=params)
          rate_limit_clear = self.rate_limit()
          if rate_limit_clear:
              if response.status_code == self.HTTP_OK:
                  json_response = response.json()
                  return json_response
              elif response.status_code == self.HTTP_RATE_EXCEEDED:
                  time.sleep(20)
              else:
                  self.logger.error("sent: %s, HTTP: %d", filename, response.status_code)