Use logging in test_framework/blockstore.py

qa/rpc-tests/test_framework/blockstore.py

@@ -8,6 +8,8 @@ from .mininode import *
 from io import BytesIO
 import dbm.dumb as dbmd
 
+logger = logging.getLogger("TestFramework.blockstore")
+
 class BlockStore(object):
     """BlockStore helper class.
 
@@ -86,7 +88,7 @@ class BlockStore(object):
         try:
             self.blockDB[repr(block.sha256)] = bytes(block.serialize())
         except TypeError as e:
-            print("Unexpected error: ", sys.exc_info()[0], e.args)
+            logger.exception("Unexpected error")
         self.currentBlock = block.sha256
         self.headers_map[block.sha256] = CBlockHeader(block)
 
@@ -156,7 +158,7 @@ class TxStore(object):
         try:
             self.txDB[repr(tx.sha256)] = bytes(tx.serialize())
         except TypeError as e:
-            print("Unexpected error: ", sys.exc_info()[0], e.args)
+            logger.exception("Unexpected error")
 
     def get_transactions(self, inv):
         responses = []