Remove some unused imports.

Author: AmineKhaldi

pool/pool.py

@@ -26,7 +26,6 @@
 from chia.types.blockchain_format.proof_of_space import verify_and_get_quality_string
 from chia.types.coin_record import CoinRecord
 from chia.types.coin_spend import CoinSpend
-from chia.types.spend_bundle import SpendBundle
 from chia.util.bech32m import decode_puzzle_hash
 from chia.consensus.constants import ConsensusConstants
 from chia.util.ints import uint8, uint16, uint32, uint64

pool/singleton.py

@@ -17,7 +17,7 @@
 from chia.rpc.wallet_rpc_client import WalletRpcClient
 from chia.types.announcement import Announcement
 from chia.types.blockchain_format.coin import Coin
-from chia.types.blockchain_format.program import Program, SerializedProgram
+from chia.types.blockchain_format.program import Program
 from chia.types.blockchain_format.sized_bytes import bytes32
 from chia.types.coin_record import CoinRecord
 from chia.types.coin_spend import CoinSpend