ExerciseProgram.py

# create empty list of exercises
exercises = []
# get user input, a string
ex = input ("Which exercise are you doing today? ")
# add exercise ex to list
exercises.append (ex)
# set ex to anything but "no"
ex = "foo"

# start loop if ex isn't "no"
while (ex.lower() != "no"):
    # get user input
    ex = input ("Is there any other exercise that you would be doing? ")
    # test for "no" response, if not "no"...
    if ex.lower() != "no":
        # ...add ex to list
        exercises.append (ex)

# print message
print ("You will be doing the following exercises:")
# print list
print (exercises)