new_contents: #!usr/bin/python3
  
  import os
  import yaml
  import datetime
  import shutil
  
  def modification_date(filename):
      t = os.path.getmtime(filename)
      return datetime.datetime.fromtimestamp(t)
  
  def add_config(postname):
      target_path = '../articles/config'
      curr_posts_num = len(os.listdir(target_path))
  
      template = {
          'description': '',
          'post_id': curr_posts_num + 1,
          'tags': [],
          'file': postname,
          'keywords': [],
          'lang': '',
          'column': -1,
      }
  
      target = os.path.join(target_path, os.path.splitext(postname)[0]+'.yml')
  
      # print (template)
  
      with open(target, 'w', encoding='utf-8') as outfile:
          yaml.dump(template, outfile, default_flow_style=False)
  
  if __name__ == '__main__':
      if os.path.isdir('./drafts') is not True:
          print ('No drafts dir!')
          os.makedirs('./drafts')
          exit(1)
      
      drafts = os.listdir('./drafts')
      drafts.sort()
      for x in drafts:
          filepath = os.path.join('./drafts',x)
          d = modification_date(filepath)
          pdate_str = d.strftime('%Y-%m-%d')
          
          # move the artcle to the articles dir
          tmp = x.replace(' ', '-')
          tmp = tmp.replace('_', '-')
          postname = pdate_str + '-' + tmp
          post_path = os.path.join('../articles/posts/', postname)
          shutil.move(filepath, post_path)
  
          # add articles config
          add_config(postname)
      
      print ('Done!')
subject: add utils script