How to use 'to_categorical in python' in Python
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20 def to_categorical(y, n_class): 21 return keras.utils.to_categorical(y, n_class)
165 def to_categorical(y, nb_classes): 166 """Convert class vector to binary class matrix. 167 168 If the input ``y`` has shape (``nb_samples``,) and contains integers from 0 169 to ``nb_classes``, the output array will be of dimension 170 (``nb_samples``, ``nb_classes``). 171 """ 172 173 y = np.asarray(y, dtype='int32') 174 y_cat = np.zeros((len(y), nb_classes)) 175 for i in range(len(y)): 176 y_cat[i, y[i]] = 1. 177 return y_cat