Example of simple functions, sequences and operations with them
[1] Valentyn N Sichkar. Iterations, Functions and Sequences in Python // GitHub platform [Electronic resource]. URL: https://github.com/sichkar-valentyn/Iterations_Functions_Sequences_in_Python (date of access: XX.XX.XXXX)
Using PyCharm as IDE for Python here is the program which shows the simple example of creating a mutable sequence as a list and operating with it by adding as elements the functions and then reorgonizing this list.
[1] Valentyn N Sichkar. Iterations, Functions and Sequences in Python // GitHub platform [Electronic resource]. URL: https://github.com/sichkar-valentyn/Iterations_Functions_Sequences_in_Python (date of access: XX.XX.XXXX)