Update app.py

app.py

@@ -6,4 +6,15 @@ st.set_page_config(
     layout="wide",
     initial_sidebar_state="expanded")
 
-df = pd.read_csv('all_filings_esg_text.csv')
+df = pd.read_csv('all_filings_esg_text.csv')
+
+with st.sidebar:
+    st.title('ESG for All')
+    
+    year_list = list(df.Year.unique())[::-1]
+    
+    selected_year = st.selectbox('Select a year', year_list, index=len(year_list)-1)
+    df_selected_year = df[df.Year == selected_year]
+
+    color_theme_list = ['blues', 'cividis', 'greens', 'inferno', 'magma', 'plasma', 'reds', 'rainbow', 'turbo', 'viridis']
+    selected_color_theme = st.selectbox('Select a color theme', color_theme_list)