# Python: Import and Modules

# project structure

+-- learn-how-to-import
|    +-- main.py
|    +-- my_code.py

1
2
3

my_code.py

number = 10

def add(a):
    print(a+number)

1
2
3

main.py

import my_code

print(my_code.number)
my_code.add(5)

1
2
3
4

output

10
15

1
2

main.py

from my_code import number, add

print(number)
add(20)

1
2
3
4

outout

10
30

1
2

+-- lesson-01
|    +-- other_code
     |    +-- __init__.py  
     |    +-- code_a.py  
|    +-- main.py
|    +-- my_code.py

1
2
3
4
5
6

./other_code/__init__.py (2 underscores + init + 2 underscores)

./other_code/code_a.py

a = 10

def say_hello(name):
    print("Hi, my name is "+name)

1
2
3

main.py

from other_code import code_a

code_a.say_hello("CodeKids")
print(code_a.a)


from other_code.code_a import say_hello

say_hello("CodeKids")

1
2
3
4
5
6
7
8
9

output

Hi, my name is CodeKids
10
Hi, my name is CodeKids

1
2
3