KWServer authentication issue

[dgenin]

Running kw_samples1.py with debug=True reports an HTTP Error 400.

user@kw-server:~/PyKW$ ./kw_sample1.py 
http://127.0.0.1:8080/review/api
json_hook = <bound method KWServer._project_from_json of <klocwork.KWServer object at 0x7fa775c9d2e0>>
{
  "action": "projects",
  "ltoken": "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
  "user": "user"
}
HTTP Error 400: 
Traceback (most recent call last):
  File "./kw_sample1.py", line 51, in <module>
    main(s)
  File "./kw_sample1.py", line 30, in main
    results = loop.run_until_complete(coro)
  File "/usr/lib/python3.8/asyncio/base_events.py", line 616, in run_until_complete
    return future.result()
  File "/usr/lib/python3.8/asyncio/tasks.py", line 413, in wait
    raise ValueError('Set of coroutines/Futures is empty.')
ValueError: Set of coroutines/Futures is empty.

Probably the API changed [sigh].