product-titles-classifiy-text-cnn.py

VALIDATION_SPLIT = 0.4
indices = np.arange(data.shape[0]) # get sequence of row index
np.random.shuffle(indices) # shuffle the row indexes
data = data[indices] # shuffle data/product-titles/x-axis
category = category[indices] # shuffle labels/category/y-axis
nb_validation_samples = int(VALIDATION_SPLIT * data.shape[0])
x_train = data[:-nb_validation_samples]
y_train = category[:-nb_validation_samples]
x_val = data[-nb_validation_samples:]
y_val = category[-nb_validation_samples:]