fix float precision rendering

freqtrade/main.py

@@ -93,7 +93,7 @@ def execute_sell(trade: Trade, limit: float) -> None:
     trade.close_date = datetime.utcnow()
 
     fmt_exp_profit = round(trade.calc_profit(limit) * 100, 2)
-    message = '*{}:* Selling [{}]({}) with limit `{:f} (profit: ~{}%)`'.format(
+    message = '*{}:* Selling [{}]({}) with limit `{:.8f} (profit: ~{:.2f}%)`'.format(
         trade.exchange,
         trade.pair.replace('_', '/'),
         exchange.get_pair_detail_url(trade.pair),
@@ -189,7 +189,7 @@ def create_trade(stake_amount: float) -> Optional[Trade]:
 
     order_id = exchange.buy(pair, buy_limit, amount)
     # Create trade entity and return
-    message = '*{}:* Buying [{}]({}) with limit `{:f}`'.format(
+    message = '*{}:* Buying [{}]({}) with limit `{:.8f}`'.format(
         exchange.get_name().upper(),
         pair.replace('_', '/'),
         exchange.get_pair_detail_url(pair),