Peter Hansen wrote: > chriss wrote: >> Hi, >> >> environment: Python 2.4, GNU/Linux, kernel 2.6.12.2 >> >> having subclassed 'Exception' I'm trying to call the initialiser >> __init__(...) of the superclass Exception with 'super(..).__init__(..)' . >> However, trying to do so results in a >> 'TypeError: super() argument 1 must be type, not classobj'. >> >> Now, if I use 'Exception.__init__(..)' instad of super(..)... ,everything >> works just as one would expect. >> >> Why does 'super(..).__init__(..)' fail? > > Exceptions do not inherit from 'object'; they are old-style classes. > > super() can be used only with new-style classes (which subclass 'object'). > > -Peter
That explains it all right. Thank you very much for your answer. chriss -- http://mail.python.org/mailman/listinfo/python-list