notify user that hotkey is not registered

bittensor/_cli/commands/stake.py

@@ -79,6 +79,18 @@ def run( cli ):
         final_amounts: List[Union[float, Balance]] = []
         for hotkey in tqdm(hotkeys_to_stake_to):
             hotkey: Tuple[Optional[str], str] # (hotkey_name (or None), hotkey_ss58)
+            if not subtensor.is_hotkey_registered_any( hotkey_ss58 = hotkey ):
+                # Hotkey is not registered.
+                if (len(hotkeys_to_stake_to) == 1):
+                    # Only one hotkey, error
+                    bittensor.__console__.print(f"[red]Hotkey [bold]{hotkey}[/bold] is not registered. Aborting.[/red]")
+                    return None
+                else:
+                    # Otherwise, print warning and skip
+                    bittensor.__console__.print(f"[yellow]Hotkey [bold]{hotkey}[/bold] is not registered. Skipping.[/yellow]")
+                    continue
+
+
             stake_amount_tao: float = config.get('amount')
             if config.get('max_stake'):
                 # Get the current stake of the hotkey from this coldkey.

bittensor/_cli/commands/unstake.py

@@ -151,6 +151,17 @@ def run( cli ):
         final_amounts: List[Union[float, Balance]] = []
         for hotkey in tqdm(hotkeys_to_unstake_from):
             hotkey: Tuple[Optional[str], str] # (hotkey_name (or None), hotkey_ss58)
+            if not subtensor.is_hotkey_registered_any( hotkey_ss58 = hotkey ):
+                # Hotkey is not registered.
+                if (len(hotkeys_to_unstake_from) == 1):
+                    # Only one hotkey, error
+                    bittensor.__console__.print(f"[red]Hotkey [bold]{hotkey}[/bold] is not registered. Aborting.[/red]")
+                    return None
+                else:
+                    # Otherwise, print warning and skip
+                    bittensor.__console__.print(f"[yellow]Hotkey [bold]{hotkey}[/bold] is not registered. Skipping.[/yellow]")
+                    continue
+
             unstake_amount_tao: float = cli.config.get('amount') # The amount specified to unstake.
             hotkey_stake: Balance = subtensor.get_stake_for_coldkey_and_hotkey( hotkey_ss58 = hotkey[1], coldkey_ss58 = wallet.coldkey.ss58_address )
             if unstake_amount_tao == None: