Web Reference: Aug 18, 2025 · We can use a single regular expression to check all password rules at once like length, uppercase, lowercase, digits and special symbols making the validation compact and efficient. Nov 27, 2013 · The only part that doesn't seem to work is when I check to see if the password contains the username, the error I'm receiving states that username isn't a global variable but I thought it was since I ask the user to input it in the program outside of both functions. This project highlights the application of Python in building functional programs, reinforcing concepts like string manipulation, conditional statements, and user input validation.
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