name 'plot_model' is not defined

The error message "name 'plot_model' is not defined" indicates that the function "plot_model" is not defined in the current scope.

This error can occur if you are trying to use the "plot_model" function from a library or package that you have not imported or installed yet.

To resolve this error, you need to import the library or package that contains the "plot_model" function. For example, if you are using the Keras library, you can import the "plot_model" function from the "keras.utils" module like this:

from keras.utils import plot_model

Make sure that you have installed the required libraries and packages before importing them.