Error at Runtime -

[suresh-s]

I am getting following error when i run this "jupyter notebook model.ipynb", Could you help me to resolve this issue?

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IndexError Traceback (most recent call last)
in
22 return scaled_X, X_scaler
23
---> 24 scaled_X, X_scaler = plot_features(vehicle_features, non_vehicle_features)

in plot_features(vehicle_features, non_vehicle_features)
6
7 def plot_features(vehicle_features, non_vehicle_features):
----> 8 vehicle_features[0].shape
9 if len(vehicle_features) > 0:
10 X = np.vstack((vehicle_features, non_vehicle_features)).astype(np.float64)

IndexError: list index out of range