[qa] Remove unused code

qa/pull-tester/rpc-tests.py

@@ -77,8 +77,6 @@ for arg in sys.argv[1:]:
 #Set env vars
 if "BITCOIND" not in os.environ:
     os.environ["BITCOIND"] = BUILDDIR + '/src/bitcoind' + EXEEXT
-if "BITCOINCLI" not in os.environ:
-    os.environ["BITCOINCLI"] = BUILDDIR + '/src/bitcoin-cli' + EXEEXT
 
 if EXEEXT == ".exe" and "-win" not in opts:
     # https://github.com/bitcoin/bitcoin/commit/d52802551752140cf41f0d9a225a43e84404d3e9

qa/rpc-tests/importprunedfunds.py

@@ -5,7 +5,7 @@
 
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
-import decimal
+
 
 class ImportPrunedFundsTest(BitcoinTestFramework):
 

qa/rpc-tests/rpcbind_test.py

@@ -5,13 +5,11 @@
 
 # Test for -rpcbind, as well as -rpcallowip and -rpcconnect
 
-import tempfile
-import traceback
-
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 from test_framework.netutil import *
 
+
 class RPCBindTest(BitcoinTestFramework):
 
     def __init__(self):

qa/rpc-tests/segwit.py

@@ -10,8 +10,6 @@
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 from test_framework.mininode import sha256, ripemd160
-import os
-import shutil
 
 NODE_0 = 0
 NODE_1 = 1