alt Hacker NewsI guess because the hash of an instance stays consistent (which is used to retrieve the value from the dict). The `__eq__` method must disregard the hash and return False for all nans.
I guess because the hash of an instance stays consistent (which is used to retrieve the value from the dict). The `__eq__` method must disregard the hash and return False for all nans.
But the hash alone shouldn't be enough to match the key. Isn't an equality check also needed to avoid a false positive? That's the idea behind a hash table, as I understand it. (I'm not a Python programmer.)