Added tool

.gitignore

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+# Python-generated files
+__pycache__/
+*.py[oc]
+build/
+dist/
+wheels/
+*.egg-info
+.python-version
+uv.lock
+pyproject.toml
+
+# Virtual environments
+.venv
+
+.codegpt

app.py

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+from smolagents import launch_gradio_demo
+from typing import Optional
+from tool import UnitConversionTool
+
+tool = TimeZoneConversionTool()
+
+launch_gradio_demo(tool)

requirements.txt

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+smolagents

tool.py

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+from smolagents import Tool
+
+class UnitConversionTool(Tool):
+    name = "unit_converter"
+    description = "Converts values between units (e.g., kilometers to miles)."
+    inputs = {
+        "value": {"type": "number", "description": "Value to convert"},
+        "from_unit": {"type": "string", "description": "Unit to convert from (e.g., 'km', 'kg')"},
+        "to_unit": {"type": "string", "description": "Unit to convert to (e.g., 'miles', 'lbs')"}
+    }
+    output_type = "number"
+
+    def forward(self, value: float, from_unit: str, to_unit: str):
+        conversions = {
+            ("km", "miles"): 0.621371,
+            ("miles", "km"): 1.60934,
+            ("kg", "lbs"): 2.20462,
+            ("lbs", "kg"): 0.453592,
+            ("C", "F"): lambda x: x * 9/5 + 32,
+            ("F", "C"): lambda x: (x - 32) * 5/9
+        }
+        conversion = conversions.get((from_unit, to_unit))
+        if callable(conversion):
+            return conversion(value)
+        elif conversion:
+            return value * conversion
+        else:
+            return "Conversion not supported."