json_save.ipynb

  In [1]: 
 from splearn.datasets.base import load_data_sample
from splearn.tests.datasets.get_dataset_path import get_dataset_path
from splearn import Spectral
train_file = '3.pautomac_light.train'
data = load_data_sample(adr=get_dataset_path(train_file))
sp = Spectral()
sp.fit(X=data.data)
  Out [1]: 
 Start Hankel matrix computation
End of Hankel matrix computation
Start Building Automaton from Hankel matrix
End of Automaton computation
 Out [1]: 
 Spectral(lcolumns=7, lrows=7, mode_quiet=False, partial=True, rank=5,
     smooth_method='none', sparse=True, version='classic')
 In [2]: 
 sp.automaton.write_json("test.json")
  Out [2]: 
  ---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-2-2625a21006a9> in <module>()
----> 1 sp.automaton.write_json("test.json")

~/Codes/scikit-splearn/splearn/automaton.py in write_json(self, jsonFileName)
    695                 "transitions":self.transitions, "type":self.type}
    696         with open(jsonFileName, 'w') as outfile:
--> 697             json.dump(Serializer().data_to_json(data), outfile)
    698 
    699     def read_json(self, jsonFileName):

~/Codes/scikit-splearn/splearn/serializer.py in data_to_json(self, data)
     45 
     46     def data_to_json(self, data):
---> 47         return json.dumps(self.__serialize(data))
     48 
     49     def json_to_data(self, s):

~/Codes/scikit-splearn/splearn/serializer.py in __serialize(self, data)
     20         if isinstance(data, dict):
     21             if all(isinstance(k, str) for k in data):
---> 22                 return {k: self.__serialize(v) for k, v in data.iteritems()}
     23             return {"py/dict": [[self.__serialize(k), self.__serialize(v)] for k, v in data.iteritems()]}
     24         if isinstance(data, tuple):

AttributeError: 'dict' object has no attribute 'iteritems'