Combineexcel convert into csv

mport os
import pandas as pd

# Step 1: Concatenate all Excel files in the folder
folder_path = '/Users/ayeshaferoz/Desktop/Excelcombine'
all_files = os.listdir(folder_path)
excel_files = [file for file in all_files if file.endswith('.xlsx')]
combined_df = pd.concat([pd.read_excel(os.path.join(folder_path, file)) for file in excel_files])

# Step 2: Convert the concatenated file into CSV
combined_df.to_csv('combined.csv', index=False)

# Step 3: Choose "Scan" and "Sequence" columns and store them in another CSV file
chosen_columns = ['Scan', 'Sequence','File name']
chosen_df = combined_df[chosen_columns]
chosen_df.to_csv('chosen.csv', index=False)