our first tool we share

app.py

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+from smolagents import launch_gradio_demo
+from tool import SimpleTool
+
+tool = SimpleTool()
+launch_gradio_demo(tool)

requirements.txt

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+smolagents

tool.py

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+from smolagents import Tool
+from typing import Any, Optional
+
+class SimpleTool(Tool):
+    name = "get_weather_data"
+    description = "Returns sample weather data for a given city."
+    inputs = {'city': {'type': 'string', 'description': 'Name of the city (new york, london, or tokyo)'}}
+    output_type = "object"
+
+    def forward(self, city: str) -> dict:
+        """
+        Returns sample weather data for a given city.
+
+        Args:
+            city: Name of the city (new york, london, or tokyo)
+        """
+        # Sample data for demonstration
+        sample_data = {
+            "new york": {
+                "temps": [72, 75, 65, 68, 70, 74, 73],
+                "rain": [0, 0.2, 0.5, 0, 0, 0.1, 0],
+                "unit": "F"
+            },
+            "london": {
+                "temps": [15, 14, 16, 13, 15, 17, 16],
+                "rain": [0.5, 0.2, 0, 0.1, 0.3, 0, 0.2],
+                "unit": "C"
+            },
+            "tokyo": {
+                "temps": [22, 24, 23, 25, 26, 25, 22],
+                "rain": [0, 0, 0.3, 0.2, 0, 0, 0.1],
+                "unit": "C"
+            }
+        }
+
+        city_lower = city.lower()
+        return sample_data.get(city_lower, {"error": f"No data for {city}"})