search_hash.py

    def __getitem__(self, key: str) -> Entry:
        """subscript method - object[key]
        use hashing function to find the index"""
        entry = Entry(key)
        index = entry.hash % self.actual_size
        found = self.entries[index]
        while found and not entry.compare_hash(found):
            index = (index + 1) % self.actual_size
            found = self.entries[index]
        if found == None:
            raise KeyError

        return found