how to import one python file in another code example

Example 1: import from another file python

----FILE_1----
def mult(a, b):
  return a * b

----FILE_2----
from FILE_1 import mult

print(mult(2, 4))
# >>> 8

Example 2: python include another python file

#import all from myfile.py (in same directory)
from myfile import *

Example 3: import one file into another python

import os

os.chdir("**Put here the directory where you have the file with your function**")

from file import function

os.chdir("**Put here the directory where you were working**")