Fix fail in tx serialization on none to-address (contract creation)

CHANGELOG

@@ -2,6 +2,7 @@
 	- Remove web3 / eth-* module dependencies
 	- Add custom keyfile handling code and cli tool
 	- Add zero-length password option to keyfile cli tool
+	- Fix tx serialization bug when to address is none (contract creation)
 * 0.4.13
 	- Implement DictKeystore
 	- Remove unused insert_key method in keystore interface

crypto_dev_signer/eth/transaction.py

@@ -127,13 +127,17 @@ class EIP155Transaction:
             'nonce': add_0x(self.nonce.hex(), allow_empty=True),
             'gasPrice': add_0x(self.gas_price.hex()),
             'gas': add_0x(self.start_gas.hex()),
-            'to': add_0x(self.to.hex()),
             'value': add_0x(self.value.hex(), allow_empty=True),
             'data': add_0x(self.data.hex(), allow_empty=True),
             'v': add_0x(self.v.hex(), allow_empty=True),
             'r': add_0x(self.r.hex(), allow_empty=True),
             's': add_0x(self.s.hex(), allow_empty=True),
             }
+        if self.to == None or len(self.to) == 0:
+            tx['to'] = None
+        else:
+            tx['to'] = add_0x(self.to.hex())
+
         if tx['data'] == '':
             tx['data'] = '0x'
 

setup.py

@@ -33,7 +33,7 @@ f.close()
 
 setup(
         name="crypto-dev-signer",
-        version="0.4.14b6",
+        version="0.4.14b7",
         description="A signer and keystore daemon and library for cryptocurrency software development",
         author="Louis Holbrook",
         author_email="dev@holbrook.no",