lsst.dax.apdb.scripts.delete_cassandra Namespace Reference

Functions
None	delete_cassandra (str host, str keyspace, bool confirm)

Function Documentation

delete_cassandra()

None lsst.dax.apdb.scripts.delete_cassandra.delete_cassandra	(	str	host,
		str	keyspace,
		bool	confirm )

Delete APDB instance from Cassandra cluster.

Parameters
----------
host : `str`
    Name of one of the hosts in Cassandra cluster.
keyspace : `str`
    Cassandra keyspace name containing APDB tables.
confirm : `bool`
    If True do not ask for confirmation.

Definition at line 29 of file delete_cassandra.py.

def delete_cassandra(host: str, keyspace: str, confirm: bool) -> None:
    """Delete APDB instance from Cassandra cluster.
 
    Parameters
    ----------
    host : `str`
        Name of one of the hosts in Cassandra cluster.
    keyspace : `str`
        Cassandra keyspace name containing APDB tables.
    confirm : `bool`
        If True do not ask for confirmation.
    """
    if not confirm:
        try:
            answer = input(f"Type 'yes' to confirm deletion of keyspace {keyspace!r} and all of its data: ")
            if answer != "yes":
                return
        except EOFError:
            return
    ApdbCassandra.delete_database(host=host, keyspace=keyspace)