datacube.drivers.common_psql.has_role

datacube.drivers.common_psql.has_role(conn, role_name, with_create_role=False, superuser=False)

Check if a role exists.

Parameters:

• conn (Connection) – A SQLAlchemy connection object

• role_name (str) – The name of the role being checked

• with_create_role (bool) – Only return true if the role has the createrole attribute

• superuser (bool) – Only return true if the role is a PostgreSQL superuser

Return type:

bool

Returns:

True if the role exists (with the specified attributes)