def upload_files():
 adl = core.AzureDLFileSystem(adlCreds, store_name=config.store_name)
 uploadedFolders = adl.ls(adls_upload_folder_path)
 
 uploadedFolders = set([folder.replace(adls_upload_folder_path[1:], "")+"/" for folder in uploadedFolders])
 
 local_folders = glob.glob(local_upload_folder_path+"*") # * means all if need specific format then *.csv
 local_folders = set([d.replace(local_upload_folder_path, "")+"/" for d in local_folders])

 to_upload_folders = local_folders.difference(uploadedFolders)

 folder_names = sorted([d.replace(local_upload_folder_path, "") for d in to_upload_folders])

 files = []
 for folder in folder_names:
  path = local_upload_folder_path+folder
  for f in listdir(path):
   if isfile(join(path, f)):
    files.append(folder+f)


 print("Uploading the following folders:<br>{}<br>Total number of files to upload:<br>{}".format(", ". join(folder_names), len(files)))
 

 for f in files:
  adl.put(local_upload_folder_path+f, adls_upload_folder_path+f)
    

 print("Upload finished.")
 time.sleep(2)
 global uploaded_files
 uploaded_files = True