file handling in models

models.py

from pathlib import Path
from typing import Reversible
from django.db import models
from os import listdir, path
from os.path import isfile, join
import os
import glob

# Create your models here.
class insp(models.Model):
    xml =models.FileField(upload_to='xml/')

    # def post_save(self,*args,**kargs):
    list_of_files = glob.glob(str('E:/Projects/demodj/alpha/templates/xml/*'))
    print(list_of_files)
    latest_file = max(list_of_files, key=os.path.getctime)
    print(latest_file)

    with open(latest_file) as file:
        file.readlines(3)
        file.append('<tei>')


    # for onlyfiles in glob.iglob(str('E:/Projects/demodj/alpha/templates/xml/*'),recursive=True):
    #     print(onlyfiles)
    
    # onlyfiles = glob.glob(str('E:/Projects/demodj/alpha/templates/xml/'))
    # print(onlyfiles)

    # for files in onlyfiles:
    #     print(files)
    # onlyfiles = 'E:/Projects/demodj/alpha/templates/xml/'.glob('*')
    # onlyfiles = [f for f in listdir(str('E:/Projects/demodj/alpha/templates/xml/'))]
    # latest_file = max(onlyfiles,key=os.path.getctime)
    # latest_file = max(onlyfiles,key=lambda p:p.stat().st_ctime)
    # print(latest_file)
    # print (os.path.abspath(__file__))
    # print (Path().resolve().parent)
    # print(onlyfiles)
    # assert os.path.isfile(onlyfiles[0])

    # with open(latest_file,'w') as file:
    #     file = (line.split(",") for line in file) 
    #     file.writelines(latest_file)

    #     file = open(latest_file,'r')
    #     Lines = file.readlines()

        # count = 0
        # with open(onlyfiles) as file:
        #     while True:
        #         count += 1
        #         line = file.readline()

        #         if not line:
        #             break
        #         print("Line{}:{}".format(count,line.strip()))

        # for line in Lines:
        #     count +=1
        #     print("Line{}: {}".format(count,line.strip()))

        # print(file)      
    
    
            # super(*args,**kargs).save()
    # files = onlyfiles.split(",")


    # Open a file
    # path= (str(BASE_DIR/ 'templates'))
    # dirs = os.listdir( path )
    # print (dirs)

# This would print all the files and directories
    # for file in dirs:
    #     print(file)
    # def save(self,*args,**kargs):
    #     with open('xml/','a+') as file:
            
    #     super(*args,**kargs).save()