pocket_get_request_token_url = "https://getpocket.com/v3/oauth/request"
headers = {"Content-Type": "application/json; charset=UTF-8",
          "X-Accept": "application/json"}

params = {"consumer_key": consumer_key,
          "redirect_uri": "pocketapp1234:authorizationFinished"}

pocketOAuth = requests.post(pocket_get_request_token_url,
                            json=params, headers=headers)

request_code = json.loads(pocketOAuth.text)["code"]

pocket_auth_request_token_url = "https://getpocket.com/auth/authorize"
params = {"request_token": request_token,
      "redirect_uri": "pocketapp1234:authorizationFinished"}
authResp = requests.post(pocket_auth_request_token_url, json=params)

pocket_get_access_token_url = "https://getpocket.com/v3/oauth/authorize"
headers = {"Content-Type": "application/json; charset=UTF-8",
       "X-Accept": "application/json"}

params = {"consumer_key": consumer_key,
      "code": request_token}

accessResp = requests.post(pocket_get_access_token_url,
                       json=params, headers=headers)

access_token = json.loads(accessResp.text)["access_token"]