Update app.py

app.py

@@ -17,22 +17,17 @@ def main():
     st.title("Machine Learning")
 
     with st.expander("1: Add Your Data Source"):
-        if uploaded_file is None:
-            try:
-                data = pd.read_csv('example.csv')
-                st.info("Loaded example.csv")
-            except FileNotFoundError:
-                st.error("Example CSV file not found. Please upload your own CSV file.")
-            except pd.errors.EmptyDataError:
-                st.error("The example CSV file is empty or contains no data.")
-        else:
-            try:
+            uploaded_file = st.file_uploader("Upload your CSV file", type=["csv"])
+            
+            # If no file is uploaded, load example.csv
+            if uploaded_file is None:
+                try:
+                    data = pd.read_csv('example.csv')  # Load example CSV
+                    st.info("Loaded example.csv")
+                except FileNotFoundError:
+                    st.error("Example CSV file not found. Please upload your own CSV file.")
+            else:
                 data = pd.read_csv(uploaded_file)
-                st.success(f"Successfully loaded {uploaded_file.name}")
-            except pd.errors.EmptyDataError:
-                st.error("The uploaded file is empty or contains no data.")
-            except Exception as e:
-                st.error(f"An error occurred while reading the file: {str(e)}")
 
     with st.expander("2: DataSet Preview"):
         if uploaded_file is not None: