(Use Python) The function course_average should calculate and return the average of the three values pass to it. The function main should ask the user to enter three grades and then pass these values...

(Use Python)

The function course_averageshould calculate and return the average of the three values pass to it.

The function mainshould ask the user to enter three grades and then pass these values to thecourse_averagefunction.  This function should also display a message to the user in the format below.

For example, if the user entered 100, 90 and 95 the message would be:

The average of 100 , 90 and 95 is 95