how to open a file thats in a dirrecoty so it launches python code example

Example 1: python open file same folder

import os
with open(os.path.join(sys.path[0], "my_file.txt"), "r") as f:
    print(f.read())

Example 2: how to make all my files to work together in python

>>> import os
>>> entries = os.listdir('my_directory/')