in playground/process_analysis/status_transition_graph.py [0:0]
def _days_between(status_change: StatusChange, previous_status_change: StatusChange | None) -> float:
if _for_same_issue(status_change, previous_status_change):
return _timedelta_between(status_change.changed_date, previous_status_change.changed_date) / timedelta(days=1)
return _timedelta_between(status_change.changed_date, status_change.created_date) / timedelta(days=1)