Create app.py

app.py

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+import streamlit as st
+import json
+from googleapiclient.discovery import build
+
+# API key input (default provided; users can get their own at the link below)
+default_api_key = "AIzaSyAYdqy4sQzUPFXuSXVDJn3WHIEaHMXMv5I"
+API_KEY = st.text_input(
+    "Enter your PageSpeed Insights API Key",
+    value=default_api_key,
+    help="Don't have one? Get your API key from [Google PageSpeed Insights Get Started](https://developers.google.com/speed/docs/insights/v5/get-started)."
+)
+
+# Function to run PageSpeed Insights API call
+def run_pagespeed(service, url, strategy="DESKTOP"):
+    st.info(f"Running PageSpeed Insights for {url} with strategy {strategy}...")
+    try:
+        result = service.pagespeedapi().runpagespeed(url=url, strategy=strategy).execute()
+    except Exception as e:
+        st.error(f"Error running PageSpeed Insights on {url}: {e}")
+        return None
+    return result
+
+# Function to process the API result
+def process_result(result):
+    data = {}
+    try:
+        lighthouse_result = result.get("lighthouseResult", {})
+        categories = lighthouse_result.get("categories", {})
+        for cat, details in categories.items():
+            score = details.get("score", None)
+            data[cat] = round(score * 100, 2) if score is not None else None
+        data["requestedUrl"] = result.get("id", "")
+        config_settings = lighthouse_result.get("configSettings", {})
+        data["strategy"] = config_settings.get("formFactor", "")
+        data["fetchTime"] = lighthouse_result.get("fetchTime", "")
+    except Exception as e:
+        st.error(f"Error processing result: {e}")
+    return data
+
+# Main Streamlit app function
+def main():
+    st.title("PageSpeed Insights Analyzer")
+    st.write("Enter a URL and select a strategy to run a PageSpeed Insights analysis.")
+
+    url = st.text_input("URL", "https://www.ocoya.com/")
+    strategy = st.radio("Select Strategy", ("DESKTOP", "MOBILE"), index=0)
+
+    if st.button("Run Analysis"):
+        # Build the PageSpeed Insights API service object
+        service = build('pagespeedonline', 'v5', developerKey=API_KEY)
+        with st.spinner("Running analysis..."):
+            result = run_pagespeed(service, url, strategy=strategy)
+        if result:
+            metrics = process_result(result)
+            st.subheader("Extracted Metrics")
+            st.write(metrics)
+            st.subheader("Full JSON Response")
+            st.json(result)
+
+if __name__ == "__main__":
+    main()