tests: Use explicit imports

test/functional/p2p_compactblocks.py

@@ -8,12 +8,15 @@ Version 1 compact blocks are pre-segwit (txids)
 Version 2 compact blocks are post-segwit (wtxids)
 """
 
-from test_framework.mininode import *
-from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import *
-from test_framework.blocktools import create_block, create_coinbase, add_witness_commitment
-from test_framework.script import CScript, OP_TRUE, OP_DROP
+from decimal import Decimal
+import random
 
+from test_framework.blocktools import create_block, create_coinbase, add_witness_commitment
+from test_framework.messages import BlockTransactions, BlockTransactionsRequest, calculate_shortid, CBlock, CBlockHeader, CInv, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, FromHex, HeaderAndShortIDs, msg_block, msg_blocktxn, msg_cmpctblock, msg_getblocktxn, msg_getdata, msg_getheaders, msg_headers, msg_inv, msg_sendcmpct, msg_sendheaders, msg_tx, msg_witness_block, msg_witness_blocktxn, MSG_WITNESS_FLAG, NODE_NETWORK, NODE_WITNESS, P2PHeaderAndShortIDs, PrefilledTransaction, ser_uint256, ToHex
+from test_framework.mininode import mininode_lock, P2PInterface
+from test_framework.script import CScript, OP_TRUE, OP_DROP
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import assert_equal, get_bip9_status, satoshi_round, sync_blocks, wait_until
 
 # TestP2PConn: A peer we use to send messages to bitcoind, and store responses.
 class TestP2PConn(P2PInterface):