added testnet4 and some missing methods for signet

Author: karask

bitcoinutils/constants.py

@@ -13,34 +13,39 @@
     "mainnet": 8332,
     "signet": 38332,
     "testnet": 18332,
+    "testnet4": 48332,
     "regtest": 18443,
 }
 
 NETWORK_WIF_PREFIXES = {
     "mainnet": b"\x80",
     "signet": b"\xef",
     "testnet": b"\xef",
+    "testnet4": b"\xef",
     "regtest": b"\xef",
 }
 
 NETWORK_P2PKH_PREFIXES = {
     "mainnet": b"\x00",
     "signet": b"\x6f",
     "testnet": b"\x6f",
+    "testnet4": b"\x6f",
     "regtest": b"\x6f",
 }
 
 NETWORK_P2SH_PREFIXES = {
     "mainnet": b"\x05",
     "signet": b"\xc4",
     "testnet": b"\xc4",
+    "testnet4": b"\xc4",
     "regtest": b"\xc4",
 }
 
 NETWORK_SEGWIT_PREFIXES = {
     "mainnet": "bc",
     "signet": "tb",
     "testnet": "tb",
+    "testnet4": "tb",
     "regtest": "bcrt",
 }
 
@@ -99,6 +104,7 @@
 BLOCK_MAGIC_NUMBER = {
     "f9beb4d9": "mainnet",
     "0b110907": "testnet",
+    "1c163f28": "testnet4",
     "fabfb5da": "regtest",
     "0a03cf40": "signet",
 }

bitcoinutils/setup.py

@@ -11,7 +11,7 @@
 
 NETWORK = "testnet"
 
-networks = {"mainnet", "testnet", "regtest"}
+networks = {"mainnet", "testnet", "testnet4", "signet", "regtest"}
 
 
 def setup(network: str = "testnet") -> str:
@@ -41,6 +41,22 @@ def is_testnet() -> bool:
         return False
 
 
+def is_testnet4() -> bool:
+    global NETWORK
+    if NETWORK == "testnet4":
+        return True
+    else:
+        return False
+
+
+def is_signet() -> bool:
+    global NETWORK
+    if NETWORK == "signet":
+        return True
+    else:
+        return False
+
+
 def is_regtest() -> bool:
     global NETWORK
     if NETWORK == "regtest":