Why FastAPI exists - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import FastAPI correctly.

FastAPI

from fastapi import [1]

Drag options to blanks, or click blank then click option'

ARequest

BResponse

CFastAPI

DDepends

Attempts:

3 left

💡 Hint

Common Mistakes

Importing Request instead of FastAPI

Using lowercase fastapi

FastAPI is imported from the fastapi package using FastAPI.

2fill in blank

medium

Complete the code to create a FastAPI app instance.

FastAPI

app = [1]()

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AFastAPI

BFlask

CDjango

DStarlette

Attempts:

3 left

💡 Hint

Common Mistakes

Using Flask() instead of FastAPI()

Using lowercase fastapi()

You create a FastAPI app by calling FastAPI().

3fill in blank

hard

Fix the error in the route decorator to define a GET endpoint.

FastAPI

@app.[1]("/")
def read_root():
    return {"message": "Hello World"}

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Aget

Bpost

Cput

Ddelete

Attempts:

3 left

💡 Hint

Common Mistakes

Using post instead of get

Using put or delete for a simple read route

The GET method is used to define a route that responds to HTTP GET requests.

4fill in blank

hard

Fill both blanks to create a path parameter and return it in the response.

FastAPI

@app.get("/items/[1]")
async def read_item([2]: int):
    return {"item_id": [2]

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Aitem_id

Bitem

Cid

Dname

Attempts:

3 left

💡 Hint

Common Mistakes

Using different names in path and function

Using generic names like id or name

The path parameter name in the route and the function argument must match exactly.

5fill in blank

hard

Fill all three blanks to create a POST endpoint that accepts a JSON body with a Pydantic model.

FastAPI

from pydantic import BaseModel

class Item(BaseModel):
    name: str
    price: float

@app.post("/items/")
async def create_item([1]: [2]):
    return {"item_name": [3].name, "item_price": [3].price}

Drag options to blanks, or click blank then click option'

Aitem

BItem

Cdata

DBaseModel

Attempts:

3 left

💡 Hint

Common Mistakes

Using BaseModel as type instead of the specific model

Mismatching parameter names

The function parameter name (e.g., item) and its type (Item) must match the Pydantic model. The parameter is used to access the data.