After loaded a saved model, DeepcutTokenizer not found function "todense()"

[sahussawud]

environments

• deepcut==0.7.0
• python3.7
• collab notebook

saving part

tokenizer = DeepcutTokenizer(ngram_range=(1,3), max_df=1.0, min_df=0.0)
X = tokenizer.fit_tranform(tokenized_df) 

X_test = tokenizer.transform(test_df[:10]) # use built tokenizer vobalurary to transform new text
print(X_test.shape)

tokenizer.save_model(dirpath+'tokenizer.pickle') # save the tokenizer to use later

load part

X = deepcut.load_model(dirpath+'tokenizer.pickle')
# plot stuff 
fig, ax = plt.subplots(figsize=(12, 12))
ax.imshow(X.todense(), interpolation='nearest')
plt.tight_layout()

error found

AttributeError                            Traceback (most recent call last)
<ipython-input-14-0de8817a548e> in <module>()
      1 fig, ax = plt.subplots(figsize=(12, 12))
----> 2 ax.imshow(X.todense(), interpolation='nearest')
      3 plt.tight_layout()

AttributeError: 'DeepcutTokenizer' object has no attribute 'todense'