def is_large_straight(dice):                  # ➊
    """dice is a list of five integers"""     # ➋ 
    diceset = set(dice)                       # ➌
    if (diceset.issuperset({1,2,3,4,5}) or    # ➍
        diceset.issuperset({2,3,4,5,6})):
        return True                           # ➎
    return False                              # ➏

if __name__ == "__main__":
    # tests   
    print("testing...")
    assert is_large_straight([1,2,3,4,5]) == True    # ➐ 
    assert is_large_straight([6,5,4,3,2]) == True
    assert is_large_straight([2,3,4,5,2]) == False
    assert is_large_straight([3,4,5,6,6]) == False
    assert is_large_straight([4,4,4,4,4]) == False
    assert is_large_straight([1,3,4,5,6]) == False
    print("all tests passed")                     # ➑