从文本文件中删除空行、点和逗号

def remove_empty_lines(file_path):
    with open(file_path, 'r') as file:
        lines = file.readlines()

    # 删除空行
    lines = [line for line in lines if line.strip() != '']

    # 删除点和逗号
    lines = [line.replace('.', '').replace(',', '') for line in lines]

    with open(file_path, 'w') as file:
        file.writelines(lines)

remove_empty_lines('path/to/your/file.txt')