Am 17.10.2012 20:57, schrieb Kenneth C. Arnold: > > import cPickle as pickle # faster on Py2.x, default on Py3. > with open(filename, 'wb') as f: > pickle.dump(obj, f, -1) > > The -1 at the end chooses the latest file format version, which is more > compact.
What exactly does "-1" do? I guess that's the protocol. I have always used 2 in this case. Didn't know about -1. Regards, Philipp > > -Ken > > > On Wed, Oct 17, 2012 at 1:31 PM, Niall Twomey <[email protected] > <mailto:[email protected]>> wrote: > > Hi all. > > I want to save an array of models trained on lots of data to file. I > have tried the following code (roughly speaking anyway) > > models = [] > # Populate the list of models with dict items containing one > number and PCA and GMM models > import pickle > pickle.dump( "models.pickle", models ) > > > but I get errors saying: > > AttributeError: 'list' object has no attribute 'write'. > > which presumably referrs to the models list. > > Saving them to file is crucial for me, but I have no idea how to > proceed from here. Any advice will be appreciated. > > Thanks. > > > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_sfd2d_oct > _______________________________________________ > Scikit-learn-general mailing list > [email protected] > <mailto:[email protected]> > https://lists.sourceforge.net/lists/listinfo/scikit-learn-general > > > > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_sfd2d_oct > > > > _______________________________________________ > Scikit-learn-general mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/scikit-learn-general > ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_sfd2d_oct _______________________________________________ Scikit-learn-general mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/scikit-learn-general
