code: def create_session(self, alias, url, headers={}, cookies={},
                         auth=None, timeout=None, proxies=None,
                         verify=False, debug=0, max_retries=3, backoff_factor=0.10, disable_warnings=0):
          
          auth = requests.auth.HTTPBasicAuth(*auth) if auth else None
  
          logger.info('Creating Session using : alias=%s, url=%s, headers=%s, \
                      cookies=%s, auth=%s, timeout=%s, proxies=%s, verify=%s, \
                      debug=%s ' % (alias, url, headers, cookies, auth, timeout,
                                    proxies, verify, debug))
  
          return self._create_session(
              alias,
              url,
              headers,
              cookies,
              auth,
              timeout,
              max_retries,
              backoff_factor,
              proxies,
              verify,
              debug,
              disable_warnings)
docs: Create Session: create a HTTP session to a server
  
          ``url`` Base url of the server
  
          ``alias`` Robot Framework alias to identify the session
  
          ``headers`` Dictionary of default headers
  
          ``cookies`` Dictionary of cookies
  
          ``auth`` List of username & password for HTTP Basic Auth
  
          ``timeout`` Connection timeout
  
          ``proxies`` Dictionary that contains proxy urls for HTTP and HTTPS communication
  
          ``verify`` Whether the SSL cert will be verified. A CA_BUNDLE path can also be provided.
                   Defaults to False.
  
          ``debug`` Enable http verbosity option more information
                  https://docs.python.org/2/library/httplib.html#httplib.HTTPConnection.set_debuglevel
  
          ``max_retries`` The maximum number of retries each connection should attempt.
  
          ``backoff_factor`` The pause between for each retry
  
          ``disable_warnings`` Disable requests warning useful when you have large number of testcases