fix(miner,scripts): sync metagraph at startup, fix bittensor v10 api names

Author: arhantbarmate

instant_register.py

@@ -84,11 +84,11 @@ def ensure_wallet(name: str, hotkey: str = "default") -> bt.Wallet:
     created_cold = False
     created_hot  = False
 
-    if not Path(w.coldkeyfile.path).exists():
+    if not Path(w.coldkey_file.path).exists():
         w.create_new_coldkey(n_words=12, use_password=False, overwrite=False)
         created_cold = True
 
-    if not Path(w.hotkeyfile.path).exists():
+    if not Path(w.hotkey_file.path).exists():
         w.create_new_hotkey(n_words=12, use_password=False, overwrite=False)
         created_hot = True
 
@@ -143,12 +143,11 @@ def ensure_wallet(name: str, hotkey: str = "default") -> bt.Wallet:
 # ── Step 4: Create subnet ────────────────────────────────────────────────────
 print(f"\n{BO}[4/6] Ensuring subnet {NETUID} exists...{RS}")
 try:
-    existing = bt_sub.get_subnets()
-    if NETUID in existing:
+    if bt_sub.subnet_exists(netuid=NETUID):
         ok(f"Subnet {NETUID} already exists")
     else:
         owner_wallet = wallets["owner"]
-        result = bt_sub.register_subnetwork(
+        result = bt_sub.register_subnet(
             wallet=owner_wallet,
             prompt=False,
         )
@@ -165,7 +164,7 @@ def ensure_wallet(name: str, hotkey: str = "default") -> bt.Wallet:
     w  = wallets[wallet_name]
     hk = w.hotkey.ss58_address
     try:
-        if bt_sub.is_hotkey_registered(netuid=NETUID, hotkey_ss58=hk):
+        if bt_sub.is_hotkey_registered_on_subnet(hotkey_ss58=hk, netuid=NETUID):
             ok(f"{wallet_name}: already registered on subnet {NETUID}")
             continue
     except Exception:

miner.py

@@ -285,6 +285,16 @@ def run(self):
         self.axon.start()
         bt.logging.success(f"Axon started on port {self.axon.port}")
 
+        # Sync metagraph immediately so the blacklist can pass validator hotkeys
+        # from the first request onward (before serve_axon's inclusion wait).
+        try:
+            self.metagraph.sync(subtensor=self.subtensor)
+            bt.logging.info(
+                f"Metagraph synced at startup: {len(self.metagraph.hotkeys)} hotkeys"
+            )
+        except Exception as e:
+            bt.logging.warning(f"Initial metagraph sync failed ({e}) — blacklist may reject early requests")
+
         # Announce axon to chain — retry once, but never abort if it fails.
         # On local --dev nodes serve_axon may return Custom Error 10 if the
         # subnet was just created and state is still settling; the axon is
@@ -313,10 +323,10 @@ def run(self):
             try:
                 if step % 5 == 0:
                     self.metagraph.sync(subtensor=self.subtensor)
-                    bt.logging.info(
-                        f"[step={step}] NTS={self.oap.get_nts(self.agent_id_hex):.1f} "
-                        f"counter={self.counter}"
-                    )
+                bt.logging.info(
+                    f"[step={step}] NTS={self.oap.get_nts(self.agent_id_hex):.1f} "
+                    f"counter={self.counter} | hotkeys={len(self.metagraph.hotkeys)}"
+                )
                 step += 1
                 time.sleep(12)
             except KeyboardInterrupt: