重命名文件夹中的所有 .csv

import os

# Change the directory
folder = r'E:\demos\files\reports\\'
# For Windows folder = r'E:/demos/files/reports/'

for file_name in os.listdir(folder):
    if file_name.endswith(".csv"):
        source = folder + file_name
    
        # We only want the dates
        destination = file_name.split('_')[1] +".csv"

        # Renaming the file
        os.rename(source, destination)