Create main.py

main.py

@@ -0,0 +1,30 @@
+from fastapi import FastAPI, HTTPException
+from argopy import DataFetcher
+import matplotlib.pyplot as plt
+from fastapi.responses import FileResponse
+import os
+
+app = FastAPI()
+
+@app.get("/plot_trajectory")
+def plot_trajectory(lon_min: float, lon_max: float, lat_min: float, lat_max: float, 
+                    depth_min: int, depth_max: int, 
+                    date_start: str, date_end: str):
+    try:
+        # Create data fetcher with user inputs
+        f = DataFetcher().region([lon_min, lon_max, lat_min, lat_max, depth_min, depth_max, date_start, date_end])
+        
+        # Plotting
+        plt.figure()
+        f.plot('trajectory', add_legend=False)
+        plot_path = "trajectory_plot.png"
+        plt.savefig(plot_path)
+        plt.close()
+
+        return FileResponse(plot_path)
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=8000)