def get_connection_from_secrets(cls, conn_id: str) -> 'Connection':
"""
Get connection by conn_id.
:param conn_id: connection id
:return: connection
"""
for secrets_backend in ensure_secrets_loaded():
try:
conn = secrets_backend.get_connection(conn_id=conn_id)
if conn:
return conn
except Exception:
log.exception(
'Unable to retrieve connection from secrets backend (%s). '
'Checking subsequent secrets backend.',
type(secrets_backend).__name__,
)
raise AirflowNotFoundException(
f"The conn_id `{conn_id}` isn't defined")