162         execute('SET X in_state S WHERE S eid %(s)s', {'s': todelstate.eid}, 's')

   162         execute('SET X in_state S WHERE S eid %(s)s', {'s': todelstate.eid}, 's')

   163         execute('SET X from_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',

   163         execute('SET X from_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',

   164                 {'os': todelstate.eid, 'ns': newstate.eid}, 's')

   164                 {'os': todelstate.eid, 'ns': newstate.eid}, 's')

   165         execute('SET X to_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',

   165         execute('SET X to_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',

   166                 {'os': todelstate.eid, 'ns': newstate.eid}, 's')

   166                 {'os': todelstate.eid, 'ns': newstate.eid}, 's')

   167 

   168 

   168 

   169 

   169 class BaseTransition(AnyEntity):

   170 class BaseTransition(AnyEntity):

   170     """customized class for abstract transition

   171     """customized class for abstract transition

   171 

   172