Error in Alerce Alert Cone search

[jchate6]

stack trace:

Internal Server Error: /alerts/query/18/run/
Traceback (most recent call last):
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 199, in _get_response
    response = self.process_exception_by_middleware(e, request)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 362, in process_exception_by_middleware
    response = middleware_method(request, exception)
  File "/home/jchatelain/git/tom_base/tom_common/middleware.py", line 29, in process_exception
    raise exception
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 104, in view
    return self.dispatch(request, *args, **kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 143, in dispatch
    return handler(request, *args, **kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 226, in get
    context = self.get_context_data(**kwargs)
  File "/home/jchatelain/git/tom_base/tom_alerts/views.py", line 231, in get_context_data
    alert_query_results = broker_class.fetch_alerts(deepcopy(query.parameters))
  File "/home/jchatelain/git/tom_base/tom_alerts/brokers/alerce.py", line 320, in fetch_alerts
    if len(alerts) > 0 and response['page'] < parameters.get('max_pages', 1):
TypeError: '<' not supported between instances of 'NoneType' and 'int'
Internal Server Error: /alerts/query/18/run/
Traceback (most recent call last):
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 199, in _get_response
    response = self.process_exception_by_middleware(e, request)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 362, in process_exception_by_middleware
    response = middleware_method(request, exception)
  File "/home/jchatelain/git/tom_base/tom_common/middleware.py", line 29, in process_exception
    raise exception
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 104, in view
    return self.dispatch(request, *args, **kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 143, in dispatch
    return handler(request, *args, **kwargs)
  File "/home/jchatelain/git/tom_base/env_tombase/lib64/python3.10/site-packages/django/views/generic/base.py", line 226, in get
    context = self.get_context_data(**kwargs)
  File "/home/jchatelain/git/tom_base/tom_alerts/views.py", line 231, in get_context_data
    alert_query_results = broker_class.fetch_alerts(deepcopy(query.parameters))
  File "/home/jchatelain/git/tom_base/tom_alerts/brokers/alerce.py", line 320, in fetch_alerts
    if len(alerts) > 0 and response['page'] < parameters.get('max_pages', 1):
TypeError: '<' not supported between instances of 'NoneType' and 'int'

This looks to be a change in the response.json() from Alerce with respect to page.

[jchate6]

This seems to be a bug on the ALeRCE side. (https://api.alerce.online/ztf/v1)
Pagination does not seem to work properly without count=true and even then no page is provided.