
    Develop a validation function for an adaptive learning system that verifies whether a sequence of student assessment scores contains only unique values. This check is crucial for maintaining the integrity of the student's learning progression and ensuring each assessment attempt reflects distinct performance levels in their educational journey.
    

    
def check_distinct(test_tup):
    """
    Develop a validation function for an adaptive learning system that verifies whether a sequence of student assessment scores contains only unique values. This check is crucial for maintaining the integrity of the student's learning progression and ensuring each assessment attempt reflects distinct performance levels in their educational journey.
    

    """
def check_distinct(test_tup):
    """
    Develop a validation function for an adaptive learning system that verifies whether a sequence of student assessment scores contains only unique values. This check is crucial for maintaining the integrity of the student's learning progression and ensuring each assessment attempt reflects distinct performance levels in their educational journey.
    

    """
    res = True
    temp = set()
    for ele in test_tup:
        if ele in temp:
            res = False
            break
        temp.add(ele)
    return res