[tests] Don't subclass from object for Python 3

test/functional/p2p-fullblocktest.py

@@ -20,7 +20,7 @@
 from test_framework.script import *
 import struct
 
-class PreviousSpendableOutput(object):
+class PreviousSpendableOutput():
     def __init__(self, tx = CTransaction(), n = -1):
         self.tx = tx
         self.n = n  # the output we're spending

test/functional/p2p-segwit.py

@@ -89,7 +89,7 @@ def test_witness_block(self, block, accepted, with_witness=True):
         assert_equal(self.connection.rpc.getbestblockhash() == block.hash, accepted)
 
 # Used to keep track of anyone-can-spend outputs that we can use in the tests
-class UTXO(object):
+class UTXO():
     def __init__(self, sha256, n, nValue):
         self.sha256 = sha256
         self.n = n

test/functional/test_framework/authproxy.py

@@ -62,7 +62,7 @@ def EncodeDecimal(o):
         return str(o)
     raise TypeError(repr(o) + " is not JSON serializable")
 
-class AuthServiceProxy(object):
+class AuthServiceProxy():
     __id_count = 0
 
     # ensure_ascii: escape unicode as \uXXXX, passed to json.dumps

test/functional/test_framework/blockstore.py

@@ -10,7 +10,7 @@
 
 logger = logging.getLogger("TestFramework.blockstore")
 
-class BlockStore(object):
+class BlockStore():
     """BlockStore helper class.
 
     BlockStore keeps a map of blocks and implements helper functions for
@@ -127,7 +127,7 @@ def get_locator(self, current_tip=None):
         locator.vHave = r
         return locator
 
-class TxStore(object):
+class TxStore():
     def __init__(self, datadir):
         self.txDB = dbmd.open(datadir + "/transactions", 'c')
 

test/functional/test_framework/comptool.py

@@ -27,7 +27,7 @@
 
 global mininode_lock
 
-class RejectResult(object):
+class RejectResult():
     """Outcome that expects rejection of a transaction or block."""
     def __init__(self, code, reason=b''):
         self.code = code
@@ -156,13 +156,13 @@ def send_mempool(self):
 #    across all connections.  (If outcome of final tx is specified as true
 #    or false, then only the last tx is tested against outcome.)
 
-class TestInstance(object):
+class TestInstance():
     def __init__(self, objects=None, sync_every_block=True, sync_every_tx=False):
         self.blocks_and_transactions = objects if objects else []
         self.sync_every_block = sync_every_block
         self.sync_every_tx = sync_every_tx
 
-class TestManager(object):
+class TestManager():
 
     def __init__(self, testgen, datadir):
         self.test_generator = testgen

test/functional/test_framework/coverage.py

@@ -14,7 +14,7 @@
 REFERENCE_FILENAME = 'rpc_interface.txt'
 
 
-class AuthServiceProxyWrapper(object):
+class AuthServiceProxyWrapper():
     """
     An object that wraps AuthServiceProxy to record specific RPC calls.
 

test/functional/test_framework/key.py

@@ -84,7 +84,7 @@ def _check_result(val, func, args):
 ssl.EC_KEY_new_by_curve_name.restype = ctypes.c_void_p
 ssl.EC_KEY_new_by_curve_name.errcheck = _check_result
 
-class CECKey(object):
+class CECKey():
     """Wrapper around OpenSSL's EC_KEY"""
 
     POINT_CONVERSION_COMPRESSED = 2