remove dead code

blockstack_client/backend/safety.py

@@ -312,13 +312,6 @@ def operation_sanity_checks(fqu_or_ns, operations, scatter_gather, payment_privk
         if not virtualchain.is_singlesig_address(reveal_address):
             return {'error': 'Invalid address; only p2pkh addresses are supported for namespace reveal'}
         
-        '''
-        if not BLOCKSTACK_TEST:
-            # if we're *NOT* testing, then we also require that the reveal key be absent from the blockchain.
-            utxos = get_utxos(reveal_address, utxo_client=utxo_client, config_path=config_path, min_confirmations=0)
-            if len(utxos) > 0:
-                return {'error': 'Reveal key must not have been used prior to namespace reveal'}
-        '''
         return {'status': True}
 
     def _register_can_change_zonefile_hash(zonefile_hash):