def file_to_archive(path_7zip, archive_name, file_to_archive):
    command = [path_7zip, 'a', archive_name, file_to_archive ]
    #CreationFlag = win32process.NORMAL_PRIORITY_CLASS
    CreationFlag = win32process.NORMAL_PRIORITY_CLASS
    #CreationFlag = win32process.BELOW_NORMAL_PRIORITY_CLASS
    try:
        #ProcessZipBackup = subprocess.call(command, shell=True)

        ProcessZipBackup = subprocess.Popen(command, shell=True, \
                                             stdout=subprocess.PIPE,
                                             creationflags = CreationFlag)

        print u'запущено архивирование файлов'
        ErrorExecZip = ProcessZipBackup.wait()
    except:
        print sys.exc_info()
        err_message = 'Возникла ошибка создания бакапа %s из %s'%( archive_name,\
                                                                   file_to_archive)
        print(":-( %s")%command
        print ErrorExecZip
        return(False)
    else:
        #print ErrorExecZip
        print(":-)%s")%command
        print ErrorExecZip
        return(True)

        ErrorExecZip = ProcessZipBackup.wait()