python2.7 get the file name of a file

file_name DEF (file_dir): 
    "" " 
    Get pdf file folder following - a first loop for 
    obtaining obtained pdf file contains" -Y "document - a second for loop 
    : param file_dir: 
    : return: 
    " "" 
    file_name = [] 

    for Files in the os.listdir (Unicode (file_dir, 'UTF-. 8')): 

        IF os.path.splitext (Files) [. 1] == 'PDF.': 

            file_name.append (Files) 

    files in file_name for: 
        IF "-Y" in files: 
            Print files 



There are two cycles to obtain the file name with a .pdf under a folder if it is to print all file names, you remove .pdf 


second for loop is the resulting file pdf file, taking with "-Y" of 

everyone try it