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Http connection error when using API request (requests library)
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Http connection error when using API request (requests library)
#2
I am able to easily recreate this problem:
import requests
import time


def start_GOR_session(ID):
    global session_Name
    global session_Surname
    global session_ID
    URL_start_session = "http://factory.teltonika.lt/gorapi/v1/session/"+ID
    response_start_session = requests.get(URL_start_session)
    print("response start session=",response_start_session.status_code)
    if(response_start_session.status_code==200):
        data = response_start_session.json()
        print(data)
        session_ID = data['Id']
        session_Name = data['Name']
        session_Surname = data['Surname']
        #window.destroy()
        return
    else:
        print("cant login")




start_GOR_session("ID001025")
guid = input("prompt")  # Python 3input("Press Enter to continue...")

while(1):
    URL_get_box_info = "https://factory.teltonika.lt/gorapi/v2/"+session_ID+"/boxes/tree/"+guid
    response_get_box_info = requests.get(URL_get_box_info)
    #response_get_box_info_curl = requests.get(URL_get_box_info)
    #if(response_start_session.status_code==200):
    print("response get box info status code=",response_get_box_info.status_code)
    time.sleep(2)
Making a request every 2 seconds. After like 10-15 requests it gives me an error:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 159, in _new_conn
    (self._dns_host, self.port), self.timeout, **extra_kw)
  File "/usr/lib/python3/dist-packages/urllib3/util/connection.py", line 57, in create_connection
    for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
  File "/usr/lib/python3.7/socket.py", line 748, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -3] Temporary failure in name resolution

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 600, in urlopen
    chunked=chunked)
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 343, in _make_request
    self._validate_conn(conn)
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 841, in _validate_conn
    conn.connect()
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 301, in connect
    conn = self._new_conn()
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 168, in _new_conn
    self, "Failed to establish a new connection: %s" % e)
urllib3.exceptions.NewConnectionError: <urllib3.connection.VerifiedHTTPSConnection object at 0xb57bdeb0>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/requests/adapters.py", line 449, in send
    timeout=timeout
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 638, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "/usr/lib/python3/dist-packages/urllib3/util/retry.py", line 398, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='factory.teltonika.lt', port=443): Max retries exceeded with url: /gorapi/v2/fd081c81-8060-4766-b3a4-b5a561007caa/boxes/tree/9be9a4cd-813c-4f48-837e-d101939f5174 (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0xb57bdeb0>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/Desktop/lukas_programming/PTL_python/api_test.py", line 31, in <module>
    response_get_box_info = requests.get(URL_get_box_info)
  File "/usr/lib/python3/dist-packages/requests/api.py", line 75, in get
    return request('get', url, params=params, **kwargs)
  File "/usr/lib/python3/dist-packages/requests/api.py", line 60, in request
    return session.request(method=method, url=url, **kwargs)
  File "/usr/lib/python3/dist-packages/requests/sessions.py", line 533, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/lib/python3/dist-packages/requests/sessions.py", line 646, in send
    r = adapter.send(request, **kwargs)
  File "/usr/lib/python3/dist-packages/requests/adapters.py", line 516, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='factory.teltonika.lt', port=443): Max retries exceeded with url: /gorapi/v2/fd081c81-8060-4766-b3a4-b5a561007caa/boxes/tree/9be9a4cd-813c-4f48-837e-d101939f5174 (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0xb57bdeb0>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution'))
Reply


Messages In This Thread
RE: Http connection error when using API request (requests library) - by zazas321 - Oct-13-2020, 05:58 AM

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