never approve new Tokens

src/dexorder/tokens.py

@@ -63,7 +63,7 @@ async def load_token(address: str) -> Optional[OldTokenDict]:
     except CONTRACT_ERRORS:
         log.warning(f'token {address} has no decimals()')
         decimals = 0
-    approved = config.metadata is None
+    approved = False  # never approve new coins
     chain_id = current_chain.get().id
     symbol = await symbol_prom
     name = await name_prom
@@ -78,5 +78,5 @@ async def load_token(address: str) -> Optional[OldTokenDict]:
             td['symbol'] = md['s']
         if 'd' in md:
             td['decimals'] = md['d']
-    log.debug(f'new token {name} {symbol} {address}{" approved" if approved else ""}')
+    log.debug(f'new token {name} {symbol} {address}')
     return td