In <[email protected]> James Broadhead <[email protected]> writes:
> On 29 February 2012 13:52, Johann Spies <[email protected]> wrote: > > In [82]: t.append(instansie) > > t.append(instansie) > > > > In [83]: t > > t > > Out[83]: ['Mangosuthu Technikon'] > > In [84]: t = [x.alt_name for x in lys].append(instansie) > > t = [x.alt_name for x in lys].append(instansie) > > > > In [85]: t > > t > > > > In [86]: type t > > type t > > -------> type(t) > > Out[86]: NoneType > > > You should note that in [82], you're not doing: > > t = t.append(instansie) append() modifies the list in-place. It doesn't return anything. (and therefore its return value is None) >>> x = [1, 2, 3] >>> y = x.append(4) >>> print x [1, 2, 3, 4] >>> print y None -- John Gordon A is for Amy, who fell down the stairs [email protected] B is for Basil, assaulted by bears -- Edward Gorey, "The Gashlycrumb Tinies" -- http://mail.python.org/mailman/listinfo/python-list
