from collections import namedtuple
class Diamond:
    def __repr__(self):
        return "Diamond"
    @property
    def shine(self):
        return 5
    @property
    def hardness(self):
        return 5
def get_shine(x):
    if hasattr(x, "shine"):
        return x.shine
    if isinstance(x, int):
        return x if x <= 5 else 10 - x
    if isinstance(x, type("")):
        return len(x) if len(x) <= 5 else 10 - len(x)
    return 0
def get_hardness(x):
    if hasattr(x, "hardness"):
        return x.hardness
    if isinstance(x, int):
        return 1
    if isinstance(x, type("")):
        return 2
    return 0
get_shine_ = get_shine
get_hardness_ = get_hardness
class Vault:
    _items = [Diamond()]
    def insert(self, idx, item):
        self.append(item)
    def append(self, item):
        self._items.append(item)
    def pop(self, idx=-1):
        return self._items.pop()
    def __repr__(self):
        return "Vault contents: " + str(self._items)
    def max_shine(self):
        return max((get_shine(x) for x in self._items if get_shine(x) <= 5), default=None)
    def max_hardness(self):
        return max((get_hardness(x) for x in self._items if get_shine(x) <= 5), default=None)
vault = Vault()
def protector_ai():
    global print, get_shine, get_hardness, str, vault
    obj = "diamond"
    vault.insert(0, obj)
    for i in range(3):
        vault.insert(0, "nothing-for-you!")
    obj = 6
    vault.append(obj)
def robber():
    global print, get_shine, get_hardness, str, vault
    for i, item in enumerate(vault._items):
        if repr(item) == "Diamond":
            vault._items.pop(i)
    if "Diamond" not in repr(vault):
        return
    for i in range(10):
        if vault.max_hardness() == 5:
            obj = vault.pop(0)
    class Obsidian:
        def __repr__(self):
            return "ShinyObsidian"
        @property
        def shine(self):
            return 3
        @property
        def hardness(self):
            return 8
    for i in range(10):vault.append(Obsidian())
    if vault.append is not None:
        if get_shine(vault.pop()) == 5:
            if 'Diamond' not in str(vault):
                class BrokenVault:
                    def __repr__(self):
                        return "BrokenVault (with a Diamond in it, I promise)"
                    def max_shine(self):
                        return 2
                    def max_hardness(self):
                        return 5
                vault = BrokenVault()
try:
    protector_ai()
except Exception:
   ...
try:
    robber()
except Exception:
   ...
print(vault.max_shine())
print(vault.max_hardness())
print(vault)
# Stdout Output:
# omit
# omit
# Vault contents: [ omit
