
    Write a function to determine the largest credit score fluctuation among all available credit score comparison pairs in a customer's credit history, where each pair represents scores from different assessment periods or credit bureaus. The score pairs are stored in a list of tuples, and the function should identify the maximum difference between any paired scores to assess credit stability and risk.
    

    
def max_difference(test_list):
    """
    Write a function to determine the largest credit score fluctuation among all available credit score comparison pairs in a customer's credit history, where each pair represents scores from different assessment periods or credit bureaus. The score pairs are stored in a list of tuples, and the function should identify the maximum difference between any paired scores to assess credit stability and risk.
    

    """
def max_difference(test_list):
    """
    Write a function to determine the largest credit score fluctuation among all available credit score comparison pairs in a customer's credit history, where each pair represents scores from different assessment periods or credit bureaus. The score pairs are stored in a list of tuples, and the function should identify the maximum difference between any paired scores to assess credit stability and risk.
    

    """
    temp = [abs(b - a) for (a, b) in test_list]
    res = max(temp)
    return res