Python read, write, save txt files

Folder 1:
		 Folder 2:

Three ways to read
Method 1:

f=open('Folder 1/Folder 2/')
 print(())

Method 2:

import
 data_dir=('folder 1','folder 2')
 txt_dir=(data_dir+'')
 f=open(txt_dir)
 print(())

Method 3:

from pathlib import Path
 data_dir=Path('Folder 1/Folder 2/')
 txt_dir=data_dir/''
 f=open(txt_dir)
 print(())

How to write and save:
f = open(filename, ‘w’, encoding=’utf-8’) ##ffilename can be the original txt file, or it can be automatically created as a txt file without it
f = open(“E:/img/”, “w”, encoding=‘utf-8’)
(contents)
()