Create app.py

app.py

@@ -0,0 +1,182 @@
+import os
+import requests
+import gradio as gr
+from dotenv import load_dotenv
+from bs4 import BeautifulSoup
+
+# ---------------------------------------------
+# Load environment variables
+# ---------------------------------------------
+load_dotenv()
+GROQ_API_KEY = os.getenv("GROQ_API_KEY")
+
+# ---------------------------------------------
+# Static coordinates
+# ---------------------------------------------
+BEACH_COORDS = {
+    "marina beach": (13.0500, 80.2824),
+    "kovalam beach": (8.4000, 76.9780),
+    "goa beach": (15.2993, 74.1240),
+    "puri beach": (19.7983, 85.8245)
+}
+
+# ---------------------------------------------
+# Geocoding
+# ---------------------------------------------
+def get_coordinates(beach):
+    try:
+        r = requests.get(
+            "https://nominatim.openstreetmap.org/search",
+            params={"q": f"{beach}, India", "format": "json", "limit": 1},
+            headers={"User-Agent": "BeachSafetyBot/1.0"},
+            timeout=10
+        ).json()
+        if r:
+            return float(r[0]["lat"]), float(r[0]["lon"])
+    except:
+        pass
+    return None, None
+
+# ---------------------------------------------
+# Weather
+# ---------------------------------------------
+def get_weather(lat, lon):
+    try:
+        d = requests.get(
+            f"https://api.open-meteo.com/v1/forecast"
+            f"?latitude={lat}&longitude={lon}"
+            "&daily=temperature_2m_max,temperature_2m_min"
+            "&current_weather=true&timezone=auto",
+            timeout=10
+        ).json()
+
+        return {
+            "temp": d["current_weather"]["temperature"],
+            "wind": d["current_weather"]["windspeed"],
+            "min": d["daily"]["temperature_2m_min"][0],
+            "max": d["daily"]["temperature_2m_max"][0]
+        }
+    except:
+        return {"temp": "N/A", "wind": "N/A", "min": "N/A", "max": "N/A"}
+
+# ---------------------------------------------
+# INCOIS alert
+# ---------------------------------------------
+def has_alert():
+    try:
+        html = requests.get(
+            "https://incois.gov.in/portal/tsunami.jsp",
+            timeout=10
+        ).text
+        return "WARNING" in html.upper()
+    except:
+        return False
+
+# ---------------------------------------------
+# Safety logic
+# ---------------------------------------------
+def evaluate(wind, alert, beach):
+    if alert:
+        return "NOT SUITABLE", "🔴 RED"
+    try:
+        wind = float(wind)
+    except:
+        wind = 0
+    if wind > 12 or "marina" in beach:
+        return "CAUTION", "🟡 YELLOW"
+    return "SUITABLE", "🟢 GREEN"
+
+# ---------------------------------------------
+# Wikipedia crawl
+# ---------------------------------------------
+def crawl_beach_details(beach):
+    details = {
+        "famous_for": "Scenic coastal destination",
+        "hotspots": ["Local shoreline"],
+        "safety_rules": ["Follow local advisories"],
+        "best_time": "Morning and evening"
+    }
+    try:
+        r = requests.get(
+            f"https://en.wikipedia.org/wiki/{beach.replace(' ', '_')}",
+            timeout=10
+        )
+        soup = BeautifulSoup(r.text, "html.parser")
+        p = soup.select("p")[:3]
+        if p:
+            details["famous_for"] = p[0].get_text().split(".")[0]
+    except:
+        pass
+    return details
+
+# ---------------------------------------------
+# Groq AI
+# ---------------------------------------------
+def groq_rewrite(prompt):
+    if not GROQ_API_KEY:
+        return None
+    try:
+        r = requests.post(
+            "https://api.groq.com/openai/v1/chat/completions",
+            headers={
+                "Authorization": f"Bearer {GROQ_API_KEY}",
+                "Content-Type": "application/json"
+            },
+            json={
+                "model": "llama-3.3-70b-versatile",
+                "messages": [{"role": "user", "content": prompt}],
+                "max_tokens": 400
+            },
+            timeout=20
+        )
+        return r.json()["choices"][0]["message"]["content"]
+    except:
+        return None
+
+# ---------------------------------------------
+# MAIN FUNCTION (Gradio)
+# ---------------------------------------------
+def beach_safety(question):
+    msg = question.lower().strip()
+    beach = msg if "beach" in msg else f"{msg} beach"
+
+    lat, lon = BEACH_COORDS.get(beach, get_coordinates(beach))
+    if not lat:
+        return "❌ Unable to locate this beach in India."
+
+    weather = get_weather(lat, lon)
+    status, color = evaluate(weather["wind"], has_alert(), beach)
+    details = crawl_beach_details(beach)
+
+    response = f"""
+🏖️ **{beach.title()}**
+
+**Status:** {status} ({color})
+
+🌡️ Temp: {weather['temp']}°C  
+💨 Wind: {weather['wind']} km/h  
+
+📍 **Famous For:**  
+{details['famous_for']}
+
+🕐 **Best Time:** {details['best_time']}
+"""
+
+    ai = groq_rewrite(response)
+    return ai if ai else response
+
+# ---------------------------------------------
+# Gradio UI
+# ---------------------------------------------
+demo = gr.Interface(
+    fn=beach_safety,
+    inputs=gr.Textbox(
+        label="Ask about an Indian beach",
+        placeholder="Is Marina Beach safe today?"
+    ),
+    outputs=gr.Markdown(),
+    title="🏖️ Beach Safety Assistant",
+    description="Real-time beach safety, weather & advisories for Indian beaches"
+)
+
+demo.launch()