diff --git a/test/functional/test_framework/authproxy.py b/test/functional/test_framework/authproxy.py
--- a/test/functional/test_framework/authproxy.py
+++ b/test/functional/test_framework/authproxy.py
@@ -162,7 +162,7 @@
         req_start_time = time.time()
         try:
             http_response = self.__conn.getresponse()
-        except socket.timeout as e:
+        except socket.timeout:
             raise JSONRPCException({
                 'code': -344,
                 'message': '{!r} RPC took longer than {} seconds. Consider '
diff --git a/test/functional/test_framework/blockstore.py b/test/functional/test_framework/blockstore.py
--- a/test/functional/test_framework/blockstore.py
+++ b/test/functional/test_framework/blockstore.py
@@ -96,7 +96,7 @@
         block.calc_sha256()
         try:
             self.blockDB[repr(block.sha256)] = bytes(block.serialize())
-        except TypeError as e:
+        except TypeError:
             logger.exception("Unexpected error")
         self.currentBlock = block.sha256
         self.headers_map[block.sha256] = CBlockHeader(block)
@@ -157,7 +157,7 @@
         tx.calc_sha256()
         try:
             self.txDB[repr(tx.sha256)] = bytes(tx.serialize())
-        except TypeError as e:
+        except TypeError:
             logger.exception("Unexpected error")
 
     def get_transactions(self, inv):
diff --git a/test/functional/wallet_importmulti.py b/test/functional/wallet_importmulti.py
--- a/test/functional/wallet_importmulti.py
+++ b/test/functional/wallet_importmulti.py
@@ -247,8 +247,7 @@
         multi_sig_script = self.nodes[0].createmultisig(
             2, [sig_address_1['pubkey'], sig_address_2['pubkey'], sig_address_3['pubkey']])
         self.nodes[1].generate(100)
-        transactionid = self.nodes[1].sendtoaddress(
-            multi_sig_script['address'], 10.00)
+        self.nodes[1].sendtoaddress(multi_sig_script['address'], 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(
             self.nodes[1].getbestblockhash())['mediantime']
@@ -281,8 +280,7 @@
         multi_sig_script = self.nodes[0].createmultisig(
             2, [sig_address_1['pubkey'], sig_address_2['pubkey'], sig_address_3['pubkey']])
         self.nodes[1].generate(100)
-        transactionid = self.nodes[1].sendtoaddress(
-            multi_sig_script['address'], 10.00)
+        self.nodes[1].sendtoaddress(multi_sig_script['address'], 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(
             self.nodes[1].getbestblockhash())['mediantime']
@@ -315,8 +313,7 @@
         multi_sig_script = self.nodes[0].createmultisig(
             2, [sig_address_1['pubkey'], sig_address_2['pubkey'], sig_address_3['pubkey']])
         self.nodes[1].generate(100)
-        transactionid = self.nodes[1].sendtoaddress(
-            multi_sig_script['address'], 10.00)
+        self.nodes[1].sendtoaddress(multi_sig_script['address'], 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(
             self.nodes[1].getbestblockhash())['mediantime']
@@ -351,8 +348,7 @@
         multi_sig_script = self.nodes[0].createmultisig(
             2, [sig_address_1['pubkey'], sig_address_2['pubkey'], sig_address_3['pubkey']])
         self.nodes[1].generate(100)
-        transactionid = self.nodes[1].sendtoaddress(
-            multi_sig_script['address'], 10.00)
+        self.nodes[1].sendtoaddress(multi_sig_script['address'], 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(
             self.nodes[1].getbestblockhash())['mediantime']