Add NYC Support (#354)

lib/coins.py

@@ -1267,3 +1267,18 @@ class Feathercoin(Coin):
     PEERS = [
         'electrumx-ch-1.feathercoin.ch s t',
     ]
+
+class Newyorkcoin(AuxPowMixin, Coin):
+    NAME = "Newyorkcoin"
+    SHORTNAME = "NYC"
+    NET = "mainnet"
+    P2PKH_VERBYTE = bytes.fromhex("3c")
+    P2SH_VERBYTES = [bytes.fromhex("16")]
+    WIF_BYTE = bytes.fromhex("bc")
+    GENESIS_HASH = ('5597f25c062a3038c7fd815fe46c67de'
+                    'dfcb3c839fbc8e01ed4044540d08fe48')
+    DAEMON = daemon.LegacyRPCDaemon
+    TX_COUNT = 5161944
+    TX_COUNT_HEIGHT = 3948743
+    TX_PER_BLOCK = 2
+    REORG_LIMIT = 2000

tests/blocks/newyorkcoin_mainnet_3956926.json

@@ -0,0 +1,14 @@
+{
+  "hash": "f08d59f8114a4e9143bcce1615f75720ccd65fd86d8c4f0e454ad41157e81a59",
+  "size": 248,
+  "height": 3956926,
+  "merkleroot": "0300b2fe16c049641ec63f9eb435b9d773c847bc0185c927d5b8d87cd1ad3095",
+  "tx": [
+    "0300b2fe16c049641ec63f9eb435b9d773c847bc0185c927d5b8d87cd1ad3095"
+  ],
+  "time": 1515308763,
+  "nonce": "1570457681",
+  "bits": "1b172a4e",
+  "previousblockhash": "10c91aefd6698f03a2820b8aa462738a5c1c21f4f975786a8eb1ba25e4b33af3",
+  "block": "01000000f33ab3e425bab18e6a7875f9f4211c5c8a7362a48a0b82a2038f69d6ef1ac9109530add17cd8b8d527c98501bc47c873d7b935b49e3fc61e6449c016feb20003dbc6515a4e2a171b51489b5d0101000000010000000000000000000000000000000000000000000000000000000000000000ffffffff5203be603c062f503253482f04dfc6515afabe6d6dce67985c41a5f1ba5d526614e1744010b5e6a34d33c50ece5d420d75da15454e100000000000000008b8000274020000000c2f30324d515156434c59582f00000000010010a5d4e80000001976a914f0a150ec5709fae1d1814227b69cd1f0baf528c588ac00000000"
+}