Thanks to all people for this very nice discussions. the solutions are more that what I want!! and help me to clarify some concepts, and really begin to use class as a beginner :)
I would say either Olivier or denis's solution can solve my problem completely. cheers, Chao 2011/11/18 denis <[email protected]> > as Olivier and Chris say, use a dict from the start. > To make this a bit easier / more readable, > use this tiny class Dotdict: > > class Dotdict( dict ): > """ d = dotdict(), d.key same as d["key"] """ > # aka Bag, Bunch > # cPickle.dumps( d, -1 ): PicklingError in 2.6.4 > def __init__(self, **kwargs): > dict.__init__(self, kwargs) > self.__dict__ = self > > d = Dotdict() > d.a = np.arange(10) > d.b = np.ones((3,4)) > d.b[1,2] += 1 > print d.b > > > One can also save all the d.* arrays like this: > > def savedotdict( d, prefix="d.", save=np.savetxt, **kwargs ): > """ save all d.* to files """ > for name, val in d.items(): > out = prefix + name > if isinstance( val, basestring ): > with open( out, "w" ) as f: > f.write( val.rstrip() ) > f.write( "\n" ) > else: > print "saving %s to %s" % (val.shape, out) > save( out, val, **kwargs ) > > d.info = "2011-11-18 nov kilroy" # From() > savedotdict( d, "d.", fmt="%.3g" ) > > cheers > -- denis > > (If you use this, could you post it to the numpy-discussion group > please ? > It rejects me, grr.) > > > On Nov 10, 11:17 am, Chao YUE <[email protected]> wrote: > > Hi, > > > > Does anyone know how I can quickly use the name of a ndarray as a string? > -- *********************************************************************************** Chao YUE Laboratoire des Sciences du Climat et de l'Environnement (LSCE-IPSL) UMR 1572 CEA-CNRS-UVSQ Batiment 712 - Pe 119 91191 GIF Sur YVETTE Cedex Tel: (33) 01 69 08 29 02; Fax:01.69.08.77.16 ************************************************************************************
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