Convolutional Model Exercise 2 week 1 Assignment 2- convolution neural networks

Course Q&A Deep Learning Specialization Convolutional Neural Networks
3 
# code removed - moderator

model = tf.keras.Model(inputs=input_img, outputs=outputs)
return model

---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-31-f1284300b767> in <module>
----> 1 conv_model = convolutional_model((64, 64, 3))
      2 conv_model.compile(optimizer='adam',
      3                   loss='categorical_crossentropy',
      4                   metrics=['accuracy'])
      5 conv_model.summary()

<ipython-input-30-76e9a42a1a77> in convolutional_model(X)
     17     """
     18 
---> 19     input_img = tf.keras.Input(shape=input_shape)
     20 
     21 

NameError: name 'input_shape' is not defined

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