Update app.py

app.py

@@ -27,16 +27,16 @@ if uploaded_files:
         df = pd.read_csv(file)
         dataframes.append(df)
 
-    duplicate_columns = st.checkbox("Remove duplicate columns", value=True)
+    duplicate_columns = st.checkbox("Remove duplicate columns", value=False)
     if duplicate_columns :
         dataframes.drop_duplicates(inplace=True)
     
-    remove_empty_rows = st.checkbox("Remove empty rows", value=True)
+    remove_empty_rows = st.checkbox("Remove empty rows", value=False)
     if remove_empty_rows :
         for i, df in enumerate(dataframes):
             dataframes[i] = df.drop_duplicates(inplace=False)
     
-    impute_mean = st.checkbox("Impute missing values with mean (for int and float columns)",value=True)
+    impute_mean = st.checkbox("Impute missing values with mean (for int and float columns)",value=False)
     if impute_mean:
         for i, df in enumerate(dataframes):
             numeric_cols = df.select_dtypes(include=['int', 'float']).columns