C4W4 Grading problem

Course Q&A TensorFlow Developer Professional Sequences, Time Series and Prediction
1

I recive Grader Error: Grader feedback not found when submitting this notebook
model implementation →
model = tf.keras.models.Sequential([
tf.keras.layers.Lambda(lambda x: tf.expand_dims(x, axis=-1), input_shape=[None]),
tf.keras.layers.Conv1D(filters=32, kernel_size=5,
strides=1,
padding=“causal”,
activation=“relu”,
input_shape=[None, 1]),
tf.keras.layers.LSTM(32, return_sequences=True),
tf.keras.layers.LSTM(32),
tf.keras.layers.Dense(10, activation=“relu”),
tf.keras.layers.Dense(10, activation=“relu”),
tf.keras.layers.Dense(1),
])

2

This is a known technical problem. It’s been reported to course staff.