GITLAB_URL = 'https://foo.bar'
requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning)
gl = gitlab.Gitlab(GITLAB_URL, private_token=GITLAB_TOKEN, ssl_verify=False)
projects = gl.projects.list(all=True)

Traceback (most recent call last):
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connection.py", line 159, in _new_conn
    conn = connection.create_connection(
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\util\connection.py", line 84, in create_connection
    raise err
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\util\connection.py", line 74, in create_connection
    sock.connect(sa)
ConnectionRefusedError: [WinError 10061] No connection could be made because the target machine actively refused it

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connectionpool.py", line 670, in urlopen
    httplib_response = self._make_request(
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connectionpool.py", line 381, in _make_request
    self._validate_conn(conn)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connectionpool.py", line 978, in _validate_conn
    conn.connect()
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connection.py", line 309, in connect
    conn = self._new_conn()
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connection.py", line 171, in _new_conn
    raise NewConnectionError(
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPSConnection object at 0x000002033C9897C0>: Failed to establish a new connection: [WinError 10061] No connection could be made because the target machine actively refused it

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\requests\adapters.py", line 440, in send
    resp = conn.urlopen(
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\connectionpool.py", line 726, in urlopen
    retries = retries.increment(
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\urllib3\util\retry.py", line 446, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='foo.bar', port=443): 
Max retries exceeded with url: /api/v4/projects?membership=false&order_by=created_at&owned=false&page=2&per_page=20&simple=false&sort=desc&starred=false&statistics=false&with_custom_attributes=false&with_issues_enabled=false&with_merge_requests_enabled=false 
(Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000002033C9897C0>: Failed to establish a new connection: [WinError 10061] No connection could be made because the target machine actively refused it'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "../checkout.py", line 29, in <module>
    projects = gl.projects.list(all=True)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\exceptions.py", line 311, in wrapped_f
    return f(*args, **kwargs)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\mixins.py", line 241, in list
    obj = self.gitlab.http_list(path, **data)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\client.py", line 821, in http_list
    return list(GitlabList(self, url, query_data, **kwargs))
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\client.py", line 1076, in __next__
    return self.next()
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\client.py", line 1087, in next
    self._query(self._next_url, **self._kwargs)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\client.py", line 994, in _query
    result = self._gl.http_request("get", url, query_data=query_data, **kwargs)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\gitlab\client.py", line 680, in http_request
    result = self.session.request(
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\requests\sessions.py", line 529, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\requests\sessions.py", line 645, in send
    r = adapter.send(request, **kwargs)
  File "C:\Users\foo\AppData\Local\Programs\Python\Python38\lib\site-packages\requests\adapters.py", line 519, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='foo.bar', port=443): Max retries exceeded with url:
/api/v4/projects?membership=false&order_by=created_at&owned=false&page=2&per_page=20&simple=false&sort=desc&starred=false&statistics=false&with_custom_attributes=false&with_issues_enabled=false&with_merge_requests_enabled=false 
(Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000002033C9897C0>: Failed to establish a new connection: [WinError 10061] No connection could be made because the target machine actively refused it'))