Update app.py

app.py

@@ -15,7 +15,8 @@ with open("TaipeiSansTCBeta-Regular.ttf", "wb") as font_file:
 @st.cache_data
 def download_csv(url):
     response = requests.get(url)
-    df = pd.read_csv(StringIO(response.text))
+    response.encoding = 'utf-8'  # Set the encoding to UTF-8
+    df = pd.read_csv(StringIO(response.text), encoding='utf-8')
     df = df.fillna(0)  # Fill missing values with 0
     return df
 
@@ -39,7 +40,7 @@ st.markdown("""
     }
     </style>
     """, unsafe_allow_html=True)
-st.markdown('<p class="big-font">ESG Data Visualization</p>', unsafe_allow_html=True)
+st.markdown('<p class="big-font">ESG 數據視覺化</p>', unsafe_allow_html=True)
 
 # Sidebar for data selection and chart options
 st.sidebar.header("設置")
@@ -56,7 +57,7 @@ if st.sidebar.button("載入資料"):
         
         df = download_csv(urls[selected_option])
     
-    # Displaying the DataFrame without styling
+    # Displaying the DataFrame
     st.header(f"{selected_option} 資料")
     st.dataframe(df)
     
@@ -93,7 +94,7 @@ if st.sidebar.button("載入資料"):
         st.warning("沒有足夠的數值型欄位來創建圖表。請選擇另一個數據集。")
     
     # Add download button for the data
-    csv = df.to_csv(index=False)
+    csv = df.to_csv(index=False, encoding='utf-8-sig')  # Use UTF-8 with BOM for Excel compatibility
     st.download_button(
         label="下載資料為 CSV",
         data=csv,
@@ -103,4 +104,4 @@ if st.sidebar.button("載入資料"):
 
 # Footer
 st.markdown("---")
-st.markdown("Created with ❤️ using Streamlit")
+st.markdown("使用 Streamlit 創建 ❤️")