FTP에 액세스하는 것은 업로드와 다운로드의 두 가지에 지나지 않습니다. 최근 프로젝트의 ftp에서 많은 수의 파일을 다운로드해야 했고, 다음과 같이 자체 ftp 작업 클래스를 실험해 보았습니다(PS). : 이 문단에 문제가 있습니다. 복사하지 마세요. 자신의 FTP 클래스를 테스트하는 데 참고할 수 있습니다.)
import os from ftplib import FTP class FTPSync(): def __init__(self, host, usr, psw, log_file): self.host = host self.usr = usr self.psw = psw self.log_file = log_file def __ConnectServer(self): try: self.ftp = FTP(self.host) self.ftp.login(self.usr, self.psw) self.ftp.set_pasv(False) return True except Exception: return False def __CloseServer(self): try: self.ftp.quit() return True except Exception: return False def __CheckSizeEqual(self, remoteFile, localFile): try: remoteFileSize = self.ftp.size(remoteFile) localFileSize = os.path.getsize(localFile) if localFileSize == remoteFileSize: return True else: return False except Exception: return None def __DownloadFile(self, remoteFile, localFile): try: self.ftp.cwd(os.path.dirname(remoteFile)) f = open(localFile, 'wb') remoteFileName = 'RETR ' + os.path.basename(remoteFile) self.ftp.retrbinary(remoteFileName, f.write) if self.__CheckSizeEqual(remoteFile, localFile): self.log_file.write('The File is downloaded successfully to %s' + '\n' % localFile) return True else: self.log_file.write('The localFile %s size is not same with the remoteFile' + '\n' %localFile) return False except Exception: return False def __DownloadFolder(self, remoteFolder, localFolder): try: fileList = [] self.ftp.retrlines('NLST', fileList.append) for remoteFile in fileList: localFile = os.path.join(localFolder, remoteFile) return self.__DownloadFile(remoteFile, localFile) except Exception: return False def SyncFromFTP(self, remoteFolder, localFolder): self.__DownloadFolder(remoteFolder, localFolder) self.log_file.close() self.__CloseServer()