code: def create_ssh_sftp_client(host_ip, port, username, password):
      '''create ssh client'''
      try:
          check_environment()
          import paramiko
          conn = paramiko.Transport(host_ip, port)
          conn.connect(username=username, password=password)
          sftp = paramiko.SFTPClient.from_transport(conn)
          return sftp
      except Exception as exception:
          print_error('Create ssh client error %s\n' % exceptionf create_ssh_sftp_client(host_ip, port, username, password):
      '''create ssh client'''
      try:
          check_environment()
          import paramiko
          conn = paramiko.Transport(host_ip, port)
          conn.connect(username=username, password=password)
          sftp = paramiko.SFTPClient.from_transport(conn)
          return sftp
      except Exception as exception:
          print_error('Create ssh client error %s\n' % exception)
docs: create ssh client