Update README.md

README.md

@@ -34,8 +34,8 @@ documentation is **short yet very informative**.
 
 - [⚡️ Website](https://jesse.trade)
 - [🎓 Documentation](https://docs.jesse.trade)
-- [🛟 Help center](https://jesse.trade/help)
 - [🎥 Youtube channel (screencast tutorials)](https://jesse.trade/youtube)
+- [🛟 Help center](https://jesse.trade/help)
 - [💬 Discord community](https://jesse.trade/discord)
 
 ## Screenshots
@@ -50,7 +50,47 @@ Here are a few screenshots just to get you excited:
 
 **Example strategy code:**
 
-![image](assets/screenshots/strategy.jpg)
+```py
+class SMACrossover(Strategy):
+    @property
+    def slow_sma(self):
+        return ta.sma(self.candles, 200)
+
+    @property
+    def fast_sma(self):
+        return ta.sma(self.candles, 50)
+
+    def should_long(self) -> bool:
+        # Fast SMA above Slow SMA
+        return self.fast_sma > self.slow_sma
+
+    def should_short(self) -> bool:
+        # Fast SMA below Slow SMA
+        return self.fast_sma < self.slow_sma
+
+    def should_cancel_entry(self) -> bool:
+        return False
+
+    def go_long(self):
+        # Open long position and use entire balance to buy
+        qty = utils.size_to_qty(self.balance, self.price, fee_rate=self.fee_rate)
+
+        self.buy = qty, self.price
+
+    def go_short(self):
+        # Open short position and use entire balance to sell
+        qty = utils.size_to_qty(self.balance, self.price, fee_rate=self.fee_rate)
+
+        self.sell = qty, self.price
+
+    def update_position(self):
+        # If there exist long position, but the signal shows Death Cross, then close the position, and vice versa.
+        if self.is_long and self.fast_sma < self.slow_sma:
+            self.liquidate()
+
+        if self.is_short and self.fast_sma > self.slow_sma:
+            self.liquidate()
+```
 
 **Live trading (requires [live plugin](https://docs.jesse.trade/docs/livetrade.html)):**