sudo apt install python3

sudo apt-get install python3-venv

python3 -m venv myvenv

source myvenv/bin/activate

python -m pip install --upgrade pip
pip install -r requirements.txt

python manage.py migrate

python manage.py runserver

/registration/
/login/
/triangle/
/triangle/<id_of_triangle>/
/square/
/square/<id_of_square>/
/rectangle/
/rectangle/<id_of_rectangle>/
/diamond/
/diamond/<id_of_diamond>/

Open Postman

<domain> = localhost:8000 (depends on what port you will going to use)

url: <domain>/registration/
method: POST
purpose: Creation of account
sample data: {"username": "test_user", "password": "test2", "confirm_password": "test2", "first_name":"first1", "last_name":"last1"}
output: "User has been created"

url: <domain>/login/
method: POST
purpose: Account Login
sample data: {"username": "test_user", "password": "test2"}
output: {
    "expiry": "2020-08-11T01:24:08.468679Z",
    "token": "8d75a9ae3032355e687b533a747a0cd67543e727971d745ba805f1276aea61e2"
}
Take note of the "token", it will be use on other endpoint

<token> = "8d75a9ae3032355e687b533a747a0cd67543e727971d745ba805f1276aea61e2"

url: <domain>/triangle/
method: POST
purpose: Create a new object for triangle
sample data: {"base": 5, "height": 3}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 6,
		    "base": 5.0,
		    "height": 3.0
		}

url: <domain>/triangle/<id_of_triangle>/
method: PUT
purpose: Update the triangle object
sample data: {"base": 7, "height": 8}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 6,
		    "base": 7.0,
		    "height": 8.0
		}

url: <domain>/triangle/<id_of_triangle>/
method: GET
purpose: Get the Area and Perimeter triangle object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "Area": 28.0,
		    "Perimiter": 28.2602916254693
		}

url: <domain>/triangle/<id_of_triangle>/
method: DELETE
purpose: Delete the triangle object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: "Object successfully deleted"

url: <domain>/square/
method: POST
purpose: Create a new object for square
sample data: {"length": 5}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 7,
		    "length": 5.0
		}

url: <domain>/square/<id_of_square>/
method: PUT
purpose: Update the square object
sample data: {"length": 8}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 7,
		    "length": 8.0
		}

url: <domain>/square/<id_of_square>/
method: GET
purpose: Get the Area and Perimeter triangle object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "Area": 64.0,
		    "Perimiter": 32.0
		}

url: <domain>/square/<id_of_square>/
method: DELETE
purpose: Delete the square object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: "Object successfully deleted"

url: <domain>/rectangle/
method: POST
purpose: Create a new object for rectangle
sample data: {"length": 8, "width": 6}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 2,
		    "width": 6.0,
		    "length": 8.0
		}

url: <domain>/rectangle/<id_of_rectangle>/
method: PUT
purpose: Update the rectangle object
sample data: {"length": 9, "width": 7}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 2,
		    "width": 7.0,
		    "length": 9.0
		}

url: <domain>/rectangle/<id_of_rectangle>/
method: GET
purpose: Get the Area and Perimeter rectangle object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "Area": 63.0,
		    "Perimiter": 32.0
		}

url: <domain>/rectangle/<id_of_rectangle>/
method: DELETE
purpose: Delete the rectangle object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: "Object successfully deleted"

url: <domain>/diamond/
method: POST
purpose: Create a new object for diamond
sample data: {"length": 9, "width": 7, "angle": 95}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 5,
		    "width": 7.0,
		    "length": 9.0,
		    "angle": 95.0
		}

url: <domain>/diamond/<id_of_diamond>/
method: PUT
purpose: Update the diamond object
sample data: {"length": 10, "width": 8, "angle": 96}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "id": 5,
		    "width": 8.0,
		    "length": 10.0,
		    "angle": 96.0
		}

url: <domain>/diamond/<id_of_diamond>/
method: GET
purpose: Get the Area and Perimeter diamond object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: {
		    "Area": 80.0,
		    "Perimiter": 36.0
		}

url: <domain>/diamond/<id_of_diamond>/
method: DELETE
purpose: Delete the diamond object
sample data: {}
sample headers: {"Authorization": "Token <token>"}
output: "Object successfully deleted"