Lambda/Layer/crypto/python/lib/python3.8/site-packages/cryptography/hazmat/backends/openssl/x25519.py [80:105]:
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        return _evp_pkey_derive(self._backend, self._evp_pkey, peer_public_key)

    def private_bytes(self, encoding, format, encryption_algorithm):
        if (
            encoding is serialization.Encoding.Raw
            or format is serialization.PublicFormat.Raw
        ):
            if (
                format is not serialization.PrivateFormat.Raw
                or encoding is not serialization.Encoding.Raw
                or not isinstance(
                    encryption_algorithm, serialization.NoEncryption
                )
            ):
                raise ValueError(
                    "When using Raw both encoding and format must be Raw "
                    "and encryption_algorithm must be NoEncryption()"
                )

            return self._raw_private_bytes()

        return self._backend._private_key_bytes(
            encoding, format, encryption_algorithm, self, self._evp_pkey, None
        )

    def _raw_private_bytes(self):
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Lambda/Layer/crypto/python/lib/python3.8/site-packages/cryptography/hazmat/backends/openssl/x448.py [74:99]:
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        return _evp_pkey_derive(self._backend, self._evp_pkey, peer_public_key)

    def private_bytes(self, encoding, format, encryption_algorithm):
        if (
            encoding is serialization.Encoding.Raw
            or format is serialization.PublicFormat.Raw
        ):
            if (
                format is not serialization.PrivateFormat.Raw
                or encoding is not serialization.Encoding.Raw
                or not isinstance(
                    encryption_algorithm, serialization.NoEncryption
                )
            ):
                raise ValueError(
                    "When using Raw both encoding and format must be Raw "
                    "and encryption_algorithm must be NoEncryption()"
                )

            return self._raw_private_bytes()

        return self._backend._private_key_bytes(
            encoding, format, encryption_algorithm, self, self._evp_pkey, None
        )

    def _raw_private_bytes(self):
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