Update app.py

app.py

@@ -23,17 +23,34 @@ try:
 except Exception as e:
     print(f"Error accessing the database or collection: {e}")
 
-def generate_embedding(text: str) -> list[float]:
+# def generate_embedding(text: str) -> list[float]:
+
+#   response = requests.post(
+#     embedding_url,
+#     headers={"Authorization": f"Bearer {hf_token}"},
+#     json={"inputs": text})
+
+#   if response.status_code != 200:
+#     raise ValueError(f"Request failed with status code {response.status_code}: {response.text}")
+
+#   return response.json()
 
-  response = requests.post(
-    embedding_url,
-    headers={"Authorization": f"Bearer {hf_token}"},
-    json={"inputs": text})
+def generate_embedding(text: str) -> list[float]:
+    for attempt in range(5):  # Retry up to 5 times
+        response = requests.post(
+            embedding_url,
+            headers={"Authorization": f"Bearer {hf_token}"},
+            json={"inputs": text}
+        )
+        if response.status_code == 200:
+            return response.json()
+        elif response.status_code == 503:
+            time.sleep(5)  # Wait before retrying
+        else:
+            raise ValueError(f"Request failed with status code {response.status_code}: {response.text}")
 
-  if response.status_code != 200:
-    raise ValueError(f"Request failed with status code {response.status_code}: {response.text}")
+    raise ValueError("Failed to generate embedding after multiple retries.")
 
-  return response.json()
 
 # for doc in collection.find({'title':{"$exists": True}}).limit(75):
 #   doc['course_embedding_hf'] = generate_embedding(doc['merged_summary'])
@@ -97,7 +114,7 @@ if st.button("Search"):
         with st.spinner("Fetching results..."):
             results = getSearchResults(query, relevance_threshold)
             try:
-                if results:
+                if len(list(results)):
                     for course in results:
                         st.markdown(
                             f"""
@@ -108,14 +125,11 @@ if st.button("Search"):
                             - **Difficulty:** {course['difficulty']}
                             """
                         )
-                        st.markdown(
-            f"[![Go to Course](https://img.shields.io/badge/Go%20to%20Course-blue)]({course['course_url']})",
-            unsafe_allow_html=True,
-        )
+                        st.markdown(f"[![Go to Course](https://img.shields.io/badge/Go%20to%20Course-blue)]({course['course_url']})",unsafe_allow_html=True,)
 
                         st.markdown("---")
                 else:
-                    st.markdown("No matches found!")
+                    st.warning("No matches found! Try adjusting the relevance slider or using different keywords.")
             except Exception as e:
                 st.markdown(f"rate limit for searching has been completed try after few minutes\n",e)
     else: