def unregister_pkg(name, conn=None):
 if (conn is None):
  conn = init()
 conn.execute('DELETE FROM packages WHERE package=?', (name,))

def unregister_pkg ( name , conn = None ) : if ( conn is None ) : conn = init ( ) conn . execute ( 'DELETE FROM packages WHERE package=?' , ( name , ) )
unregister a package from the package database .