entry.py

class Entry(object):
    def __init__(self, key: str, value=None):
        self.key = key
        self.value = value
        
    @property
    def hash(self) -> int:
        """return entry's hash"""
    
    def __repr__(self):
            return f"<Entry hash={self.hash}, key={self.key}, value={self.value}>"

    def __str__(self):
            return str(self.value)

    def __eq__(self, other: object) -> bool:
            """Check equation with other entries, e.g dict['a'] == dict['b']""""
            if not isinstance(other, Entry):
                return NotImplemented
            return self.value == other.value

    def compare_hash(self, other: object) -> bool:
            """compare keys and hashes with different entry"""
            if not isinstance(other, Entry):
                return NotImplemented
            return self.hash == other.hash