<s> class DeloreanError ( Exception ) : <EOL> """<STR_LIT>""" <EOL> def __init__ ( self , msg ) : <EOL> self . msg = str ( msg ) <EOL> Exception . __init__ ( self , msg ) <EOL> def __str__ ( self ) : <EOL> return self . msg <EOL> class DeloreanInvalidTimezone ( DeloreanError ) : <EOL> """<STR_LIT>""" <EOL> pass <EOL> class DeloreanInvalidDatetime ( DeloreanError ) : <EOL> """<STR_LIT>""" <EOL> pass </s>
