We're getting this error currently – I think it is related to the alpha site being fussy, but it would be nice to catch the error and retry, just to ensure it is the old site:

Traceback (most recent call last):
File "/usr/local/lib/python3.6/runpy.py", line 193, in _run_module_as_main
"_main_", mod_spec)
File "/usr/local/lib/python3.6/runpy.py", line 85, in _run_code
exec(code, run_globals)
File "/code/listenbrainz/listenbrainz/alpha_importer.py", line 238, in <module>
import_from_alpha(username, token)
File "/code/listenbrainz/listenbrainz/alpha_importer.py", line 165, in import_from_alpha
latest_import_ts = get_latest_import_time(username)
File "/code/listenbrainz/listenbrainz/alpha_importer.py", line 142, in get_latest_import_time
raise HTTPError
requests.exceptions.HTTPError