python 批量解压压缩文件的实例代码
下面给大家介绍python 批量解压压缩文件的实例代码,代码如下所述;
#/usr/bin/python#coding=utf-8import os,sys import zipfile open_path='e:\\data'save_path='e:\\data' os.chdir(open_path) #转到路径 #首先,通过zipfile模块打开指定位置zip文件 #传入文件名列表,及列表文件所在路径,及存储路径def Decompression(files,file_path,save_path): os.getcwd()#当前路径 os.chdir(file_path)#转到路径 for file_name in files: print(file_name) r = zipfile.is_zipfile(file_name)#判断是否解压文件 if r: zpfd = zipfile.ZipFile(file_name)#读取压缩文件 os.chdir(save_path)#转到存储路径 zpfd.extractall() zpfd.close()def files_save(open_path): for file_path,sub_dirs,files in os.walk(open_path):#获取所有文件名,路径 print(file_path,sub_dirs,files) Decompression(files,file_path,save_path)files_save(open_path)
在看下一段代码python批量解压
#!/usr/bin/python # -*- coding: UTF-8 -*- '''Created on Jun 6, 2019 @author: carson ''' import os import re import zipfile import StringIO # 下述三行是为了解决编码问题 import sys reload(sys) sys.setdefaultencoding('utf8') file_path = r'/Users/qcq/Downloads/bills' file_out = r'/Users/qcq/Downloads/qcq.txt' # 正则表达式匹配基本话费,信息费,长途费,三个条目。 pattern = re.compile(r'\d+\.\d+') phone_number_line = 1 #标记文件的第一行是电话号码行 real_bill_line = 7 # 正文开始 ''' 1. 代码第一部分,首先迭代给定的文件目录,取得需要处理的zip文件,存储在一个列表里面,为后边的文件处理服务。此处主要是使用os.walk来迭代目录,然后使用os.path.join连接两个目录。 ''' file_name_list = [] for dirpath, dirnames, filenames in os.walk(file_path): for file_name in filenames: if file_name.endswith('.zip'): temp_path = os.path.join(dirpath, file_name) file_name_list.append(temp_path) ''' 2. 对获取到的上述文件,进行了排序使输出的顺序有序。 ''' sorted(file_name_list) ''' 3. 正文部分 ''' with open(file_out, 'w') as f_out: for zip_file in file_name_list: with zipfile.ZipFile(zip_file) as f: data = {} for nameOfFileUnderZip in f.namelist(): count = 1 contents = StringIO.StringIO(f.read(nameOfFileUnderZip)) sum_all = 0.0 for line in contents: if count > phone_number_line and count < real_bill_line: count += 1 continue if phone_number_line == count: phone_number = line.split(u':')[1] count += 1 continue sum_all += sum(map(float, pattern.findall(line))) data[phone_number.strip()]=sum_all f_out.write(zip_file + '\n') for key, value in sorted(data.items(), key=lambda d:d[0]) : f_out.write(key + ':' + str(value) + '\n') ############################################################################## #coding=utf-8 #甄码农python代码 #使用zipfile做目录压缩,解压缩功能 import os,os.path import zipfile def zip_dir(dirname,zipfilename): filelist = [] if os.path.isfile(dirname): filelist.append(dirname) else : for root, dirs, files in os.walk(dirname): for name in files: filelist.append(os.path.join(root, name)) zf = zipfile.ZipFile(zipfilename, "w", zipfile.zlib.DEFLATED) for tar in filelist: arcname = tar[len(dirname):] #print arcname zf.write(tar,arcname) zf.close() def unzip_file(zipfilename, unziptodir): if not os.path.exists(unziptodir): os.mkdir(unziptodir, 0777) zfobj = zipfile.ZipFile(zipfilename) for name in zfobj.namelist(): name = name.replace('\\','/') if name.endswith('/'): os.mkdir(os.path.join(unziptodir, name)) else: ext_filename = os.path.join(unziptodir, name) ext_dir= os.path.dirname(ext_filename) if not os.path.exists(ext_dir) : os.mkdir(ext_dir,0777) outfile = open(ext_filename, 'wb') outfile.write(zfobj.read(name)) outfile.close() if __name__ == '__main__': zip_dir(r'E:/python/learning',r'E:/python/learning/zip.zip') unzip_file(r'E:/python/learning/zip.zip',r'E:/python/learning2')
总结
以上所述是小编给大家介绍的python 批量解压压缩文件的实例代码,希望对大家有所帮助,如果大家有任何疑问欢迎给我留言,小编会及时回复大家的!