CRUD operations in FastAPI - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import FastAPI and create an app instance.

FastAPI

from fastapi import [1]

app = [1]()

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

ARequest

BFastAPI

CResponse

DDepends

Attempts:

3 left

💡 Hint

Common Mistakes

Importing the wrong class like Request or Response.

Forgetting to create the app instance.

You need to import FastAPI and create an instance of it to start your app.

2fill in blank

medium

Complete the code to define a GET endpoint that returns a welcome message.

FastAPI

@app.[1]("/")
async def read_root():
    return {"message": "Welcome to FastAPI!"}

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Aget

Bpost

Cput

Ddelete

Attempts:

3 left

💡 Hint

Common Mistakes

Using POST instead of GET for a read endpoint.

Forgetting the async keyword.

The GET method is used to read or retrieve data from the server.

3fill in blank

hard

Fix the error in the POST endpoint to accept JSON data with a 'name' field.

FastAPI

from pydantic import BaseModel

class Item(BaseModel):
    name: str

@app.post("/items/")
async def create_item(item: [1]):
    return {"item_name": item.name}

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Adict

Bstr

Cint

DItem

Attempts:

3 left

💡 Hint

Common Mistakes

Using a plain dict instead of the Pydantic model.

Using wrong types like str or int.

The parameter type should be the Pydantic model Item to parse JSON data automatically.

4fill in blank

hard

Fill both blanks to update an item by its ID using PUT method.

FastAPI

@app.[1]("/items/{item_id}")
async def update_item(item_id: int, item: [2]):
    return {"item_id": item_id, "updated_name": item.name}

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Aput

Bpost

CItem

Dstr

Attempts:

3 left

💡 Hint

Common Mistakes

Using POST instead of PUT for updates.

Using wrong parameter types.

Use put decorator for updates and the Item model to receive data.

5fill in blank

hard

Fill all three blanks to delete an item by its ID and return a confirmation message.

FastAPI

@app.[1]("/items/{item_id}")
async def delete_item(item_id: [2]):
    return {"message": f"Item [3] deleted"}

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

Adelete

Bint

Citem_id

Dstr

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong HTTP method like GET or POST.

Using string type for item_id instead of int.

Not including the item_id in the confirmation message.

Use delete decorator, int type for ID, and include item_id in the message.