Namecoin / AuxPoW: More optimizations for transaction output deserial…

…ization.

lib/auxpow.py

@@ -306,17 +306,25 @@ def fast_txid(tx):
     return bh2u(Hash(tx.raw_bytes)[::-1])
 
 def fast_tx_deserialize(tx):
-    def stub(_bytes, *, net=None):
+    def stub_get_address_from_output_script(_bytes, *, net=None):
         return TYPE_SCRIPT, bh2u(b'')
 
+    def stub_parse_output(vds, i):
+        vds.read_int64() # d['value']
+        vds.read_bytes(vds.read_compact_size()) # scriptPubKey
+        return {'type': TYPE_SCRIPT, 'address': None, 'value': 0}
+
     # Monkeypatch output address parsing with a stub, since we only care about
     # inputs.
     real_get_address_from_output_script = transaction.get_address_from_output_script
-    transaction.get_address_from_output_script = stub
+    real_parse_output = transaction.parse_output
+    transaction.get_address_from_output_script = stub_get_address_from_output_script
+    transaction.parse_output = stub_parse_output
 
     result = tx.deserialize()
 
     # Restore the real output address parser.
     transaction.get_address_from_output_script = real_get_address_from_output_script
+    transaction.parse_output = real_parse_output
 
     return result