In [1]:

    

import matplotlib.pyplot as plt
from sklearn.datasets import fetch_mldata
import matplotlib.cm as cm

digits = fetch_mldata('MNISToriginal', data_home='data/mnist').data
counter = 1

fig = plt.figure()
for i in range(1,4):
    for j in range(1,6):
        plt.subplot(3,5,counter)
        plt.imshow(digits[(i-1)*8000+j].reshape((28,28)),cmap=cm.Greys_r)
        plt.axis('off')
        counter += 1
plt.show()

fig.savefig('graph.png')


    

    




---------------------------------------------------------------------------
URLError                                  Traceback (most recent call last)
<ipython-input-1-707f75a052e3> in <module>()
      3 import matplotlib.cm as cm
      4 
----> 5 digits = fetch_mldata('MNISToriginal', data_home='data/mnist').data
      6 counter = 1
      7 

/home/moonbury/.local/lib/python2.7/site-packages/sklearn/datasets/mldata.pyc in fetch_mldata(dataname, target_name, data_name, transpose_data, data_home)
    140         urlname = MLDATA_BASE_URL % quote(dataname)
    141         try:
--> 142             mldata_url = urlopen(urlname)
    143         except HTTPError as e:
    144             if e.code == 404:

/usr/lib/python2.7/urllib2.pyc in urlopen(url, data, timeout)
    125     if _opener is None:
    126         _opener = build_opener()
--> 127     return _opener.open(url, data, timeout)
    128 
    129 def install_opener(opener):

/usr/lib/python2.7/urllib2.pyc in open(self, fullurl, data, timeout)
    402             req = meth(req)
    403 
--> 404         response = self._open(req, data)
    405 
    406         # post-process response

/usr/lib/python2.7/urllib2.pyc in _open(self, req, data)
    420         protocol = req.get_type()
    421         result = self._call_chain(self.handle_open, protocol, protocol +
--> 422                                   '_open', req)
    423         if result:
    424             return result

/usr/lib/python2.7/urllib2.pyc in _call_chain(self, chain, kind, meth_name, *args)
    380             func = getattr(handler, meth_name)
    381 
--> 382             result = func(*args)
    383             if result is not None:
    384                 return result

/usr/lib/python2.7/urllib2.pyc in http_open(self, req)
   1212 
   1213     def http_open(self, req):
-> 1214         return self.do_open(httplib.HTTPConnection, req)
   1215 
   1216     http_request = AbstractHTTPHandler.do_request_

/usr/lib/python2.7/urllib2.pyc in do_open(self, http_class, req)
   1182         except socket.error, err: # XXX what error?
   1183             h.close()
-> 1184             raise URLError(err)
   1185         else:
   1186             try:

URLError: <urlopen error [Errno 111] Connection refused>

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