is$\_$reflexive$($R$)$ true if R is reflexive relation; false if R is not reflexive relation

Provide two seperate py files one for the function and one for the program

Write in Python:

the selected function

the appropriate program

The function:

may print$/$report only errors

should not print the computed value.

should return the computed value.

The program:

Input$/$read input data from the keyboard

call and execute the selected function

output$/$print result$($s$)/$output data at the screen