def sum(value1, valu2):
  return valu1 + value2

def sub(value1, value2):

  return value1 – value2
 

import module

def calculate(value1, value2, **kwargs):

  if "sum" in kwargs:
    return module.sum(value1, value2)

  elif "sub" in kwargs:
    return module.sub(value1, value2)
  else:
    return"pass a valid kwargs!"

calculate(20, 10, key="sum")
 

from module import sum, sub
 

from module import sum , sub
  def calculate(value1, value2, **kwargs):
    if"sum"in kwargs:
      return sum(value1, value2)
    elif "sub"in kwargs:
      return sub(value1, value2)
    else:
      return"pass a valid kwargs!"

calculate(20, 10, key="sum")
 

from login import user_login
username = input("Enter username : ")
password = input("Enter password : ")
if user_login(username, password):
  print("Successfully logged in")
else:
  print("Unauthorized Access !")
 

defuser_login(username,password):
listed_user={
  "admin":"123456",
  "demo":"1568"
}
if username in listed_user and listed_user[username] == password:
returnTrue
returnFalse
 

some_module.py
player = {
"name": "Mashrafee Bin Mortuza",
"age": 40,
"country": "Bangaldesh"
}
main.py
import some_module
somename = some_module.player["name"]
print(somename)# Mashrafee Bin Mortuza
 

(renamming a module while importing)
some_module.py

player = {
  "name": "Mashrafee Bin Mortuza",
  "age": 40,
  "country": "Bangaldesh"
}
main.py

import some_module as player_info # rename
somename = player_info.player["name"] # access via rename
print(somename)# Mashrafee Bin Mortuza
 

import sys
print(sys.argv)
first_argument = sys.argv[1]
second_argument = sys.argv[2]
print(f"Sum = {int(first_argument) + int(second_argument)}")
টার্মিনাল / পাওয়ার শেল এ গিয়ে লিখবো **python3 main.py 10 20**
viva@vivacom-pc:~/Desktop/examples$ python3 main.py 1020
['main.py', '10', '20']
Sum = 30
 

player1 = {
  "name": "Mashrafee Bin Mortuza",
  "age": 40,
  "country": "Bangaldesh"
}
player2 = {
  "name": "Shakib Al Hassan",
  "age": 36,
  "country": "Bangaldesh"
}
player3 = {
  "name": "Musfiqur Rahim",
  "age": 37,
  "country": "Bangaldesh"
}
main.py
from some_module import *
print(player3)
# {'name': 'Musfiqur Rahim', 'age': 37, 'country': 'Bangaldesh'}