python合并目录下多个文件

# coding gbk  

  

import sys,os,msvcrt  #导入的模块与方法

   

def join(in_filenames, out_filename):  

    out_file = open(out_filename, 'w+')  

       

    err_files = []  

    for file in in_filenames:  

        try:  

            in_file = open(file, 'r')  

            out_file.write(in_file.read())  

            out_file.write('\n\n')  

            in_file.close()  

        except IOError:  

            print 'error joining', file 

            err_files.append(file)  

    out_file.close()  

     

    print 'joining completed. %d file(s) missed.' % len(err_files)  

     

    print 'output file:', out_filename  

     

    if len(err_files) > 0:  #判断

        print 'missed files:' 

        print '--------------------------------' 

        for file in err_files:  

            print file 

        print '--------------------------------' 

#www.iplaypy.com  

if __name__ == '__main__':  

    print 'scanning...' 

    in_filenames = []  

    file_count = 0 

     

    for file in os.listdir(sys.path[0]):  

        if file.lower().endswith('[all].txt'):  

            os.remove(file)  

        elif file.lower().endswith('.txt'):  

            in_filenames.append(file)  

            file_count = file_count + 1 

     

    if len(in_filenames) > 0:  

        print '--------------------------------' 

        print '\n'.join(in_filenames)  

        print '--------------------------------' 

        print '%d part(s) in total.' % file_count  

        book_name = raw_input('enter the book name: ')  

        print 'joining...' 

        join(in_filenames, book_name + '[ALL].TXT')  

    else:  

        print 'nothing found.' 

     

    msvcrt.getch()