Charles R Harris wrote: > > > On Thu, Apr 10, 2008 at 12:38 PM, Charles Doutriaux > <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>> wrote: > > Hello, > > I guess this maybe "normal" but it breaks a lot of thing when > conterting > from Numeric > > >>> a=numpy.ones(5,dtype=numpy.float32) > >>> isinstance(a[0],float) > False > >>> > > > It looks like float in this case is a python float, not a numpy float. > > > > float64 works... > > > It has the same underlying c type as the python float. Maybe it should > fail?
float64 does inherit from float so isinstance succeeds. > > > > I can see why one could argue for returning False, but then the > converter might be too zealous > things that used to work like: > if type(item) in [types.IntType, types.FloatType]: > > or: > > isinstance(item, types.FloatType) > > now fail, > > > > > > should we be concerned? should we consider returning True ? > > > I think you want the isreal function, but it will also return true for > complex with 0 imaginary part. Hmm... the various iswhatever functions > seem to be lacking in coverage. Maybe we should fix that. We definitely could try and fix it. _______________________________________________ Numpy-discussion mailing list Numpy-discussion@scipy.org http://projects.scipy.org/mailman/listinfo/numpy-discussion
