code: async def _post_login_page(self, token):
          
          data = {"usrname": self.username,
                  "pwd": self.password,
                  "_csrf_security_token": token}
  
          try:
              async with async_timeout.timeout(10):
                  raw_res = await self._session.post(LOGIN_URL,
                                                     data=data,
                                                     allow_redirects=False,
                                                     timeout=self._timeout)
          except OSError:
              raise PyEboxError("Can not submit login form")
          if raw_res.status != 302:
              raise PyEboxError("Bad HTTP status code")
          # search for errors
          re_results = re.search(r"err=[^&]*&", raw_res.headers.get('Location'))
          if re_results:
              await self._handle_login_error(raw_res.headers.get('Location'))
          return True
docs: Login to EBox website.