text: import os,shutil,glob
  
  i_path='/home/cwx/extra/NCP_ill3'
  o_path='/mnt/data7/multiphase_CT_dicom'
  #o_file='/mnt/data7/multiphase_CT.txt'
  
  for item in os.listdir(i_path):
      phases=os.listdir(os.path.join(i_path,item))
      if len(phases)>1:
         # for phase in phases:
          newitem=str(int(item)+200)
          shutil.copytree(os.path.join(i_path,item),os.path.join(o_path,newitem))