Python文件批量处理

本文主要是介绍Python文件批量处理，对大家解决编程问题具有一定的参考价值，需要的程序猿们随着小编来一起学习吧！

在文员道路上想办法偷懒的我，文件名前后缀批量增删，文件名空格处理，删除特殊文件，文件名特殊字符批量删除。直接上代码，大佬勿喷，给点建议，帮助小弟提神自我。

import os
import string
import sys
import re





def rename_cut_front(dir_path, cut_index):
    file_num = 0
    file_rename_fail = 0
    file_names = os.listdir(dir_path)
    for name in file_names:
        sub_path = os.path.join(path, name)
        if os.path.isfile(sub_path):
            file_num = file_num + 1  # 统计文件数量
            # print(file_num)
        if cut_index in name :
            for s in name:
                if s == cut_index:  # 索引字符
                    index_num = name.index(s)  # index_num为要删除的位置索引
                    # 采用字符串的切片方式删除编号
                    rename_enable = 1
                    new_name = name[index_num + 1:]
                    for name_check in file_names:
                        if new_name == name_check :
                            print(os.path.join(path, name) + "    the file is repeated after modification!")
                            file_rename_fail = file_rename_fail +1
                            rename_enable =0
                            break
                    if rename_enable == 1 :
                        os.rename(os.path.join(path, name), os.path.join(path, new_name))
                        break  # 重命名成功，跳出内循环
        else :
            file_rename_fail = file_rename_fail + 1
            continue

    print(" Combined files : %d  PS File Renamer: %d    Fail: %d " %(file_num,file_num-file_rename_fail,file_rename_fail) )

def clean_space(text):    ######转自六神就是我
    """"
    处理多余的空格
    """
    match_regex = re.compile(u'[\u4e00-\u9fa5。\.,，:：《》、\(\)（）]{1} +(?<![a-zA-Z])|\d+ +| +\d+|[a-z A-Z]+')
    should_replace_list = match_regex.findall(text)
    order_replace_list = sorted(should_replace_list,key=lambda i:len(i),reverse=True)
    for i in order_replace_list:
        if i == u' ':
            continue
        new_i = i.strip()
        text = text.replace(i,new_i)
    return text



def rename_add_front(dir_path, before_content):
    file_names = os.listdir(dir_path)
    for name in file_names:  # 如果某个文件名在file_names内
        old_name = path + '\\' + name  # 获取旧文件的名字，注意名字要带路径名
        new_name = path + '\\' + before_content + name  # 定义新文件的名字，这里给每个文件名前加了前缀 a_
        os.rename(old_name, new_name)  # 用rename()函数重命名
        print(new_name)  # 打印新的文件名字


def rename_add_behind(dir_path, follows_content):
    file_names = os.listdir(dir_path)
    for name in file_names:  # 如果某个文件名在file_names内
        old_name = dir_path + '\\' + name  # 获取旧文件的名字，注意名字要带路径名
        portion = os.path.splitext(name)  # 将文件名拆成名字和后缀
        new_name = dir_path + '\\' + portion[0] + follows_content + portion[1]
        os.rename(old_name, new_name)  # 用rename()函数重命名
        print(new_name)  # 打印新的文件名字


def file_del(dir_path, postfix):
    file_nums = 0
    remove_num = 0
    file_names = os.listdir(dir_path)
    for name in file_names:  # 如果某个文件名在file_names内
        sub_path = os.path.join(path, name)
        if os.path.isfile(sub_path):
            file_nums = file_nums + 1  # 统计文件数量
        old_name = dir_path + '\\' + name  # 获取旧文件的名字，注意名字要带路径名
        portion = os.path.splitext(name)  # 将文件名拆成名字和后缀
        if portion[1] == postfix:
            remove_num = remove_num + 1
            os.remove(old_name)
            print(old_name + "   has been deleted!")  # 打印新的文件名字
    print(" Combined files : %d  Remove files: %d  " % (file_nums, remove_num))

def delete_space(dir_path):
    file_num = 0
    file_rename_fail = 0
    file_names = os.listdir(dir_path)
    for name in file_names:
        sub_path = os.path.join(path, name)
        if os.path.isfile(sub_path):
            file_num = file_num + 1  # 统计文件数量
            # print(file_num)
        portion = os.path.splitext(name)  # 将文件名拆成名字和后缀
        rename_enable = 0
        Original_name = portion[0]
        if ' ' in Original_name :
            rename_enable = 1
            new_name = Original_name.strip(' ') + portion[1]   #去除文件首尾空格
            new_name = clean_space(new_name)  #去除文件空格
        else:
            continue
        if rename_enable == 1 :
            for name_check in file_names:
                if new_name == name_check:
                    print(os.path.join(path, name) + "    the file is repeated after modification!")
                    file_rename_fail = file_rename_fail + 1
                    rename_enable = 0
                    break
        if rename_enable == 1:
            os.rename(os.path.join(path, name), os.path.join(path, new_name))
    print(" Combined files : %d  PS File Renamer: %d    Fail: %d " % (file_num, file_num - file_rename_fail, file_rename_fail))




def delete_special_characters(dir_path,special_characters):
    file_num = 0
    file_rename_fail = 0
    file_names = os.listdir(dir_path)
    for name in file_names:
        sub_path = os.path.join(path, name)
        if os.path.isfile(sub_path):
            file_num = file_num + 1  # 统计文件数量
            # print(file_num)
        portion = os.path.splitext(name)  # 将文件名拆成名字和后缀
        rename_enable = 0
        Original_name = portion[0]
        if special_characters in Original_name:
            rename_enable = 1
            new_name = Original_name.replace(special_characters, "") + portion[1]
        else:
            continue
        # print(new_name)  # 打印新的文件名字
        if rename_enable == 1 :
            for name_check in file_names:
                if new_name == name_check:
                    print(os.path.join(path, name) + "    the file is repeated after modification!")
                    file_rename_fail = file_rename_fail + 1
                    rename_enable = 0
                    break
            if rename_enable == 1:
                os.rename(os.path.join(path, name), os.path.join(path, new_name))
    print(" Combined files : %d  PS File Renamer: %d    Fail: %d " % (file_num, file_num - file_rename_fail, file_rename_fail))





if __name__ == "__main__":

    # path为批量文件的文件夹的路径
    path = 'C:\\Users\ZKK\Desktop\file_test'

    # rename_add_front(path, "附件-X  ")      #文件名前缀批量增加
    # rename_cut_front(path, 'X')            #文件名前缀批量删除
    # rename_add_behind(path, "-截图")        #文件名后缀批量增加
    # file_del(path,'.pdf')                  #批量删除特殊文件
    # delete_space(path)                     #文件名空格批量处理
    # delete_special_characters(path, "-截图") # 文件名内特殊字符批量删除

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