As a developer, I have had to work with APIs on various occasions. One of the ways to interact with an API is through making HTTP requests. In Python, there are different ways to make HTTP requests, and one of the popular ones is by using the curl library.
Curl is a command-line tool that allows developers to transfer data from or to a server. In Python, we can use the requests library, which is a wrapper around curl. The requests library makes it easier to make HTTP requests and handle responses.
To use the requests library, we first need to install it. We can install it using pip, a package manager for Python. We can run the following command in our terminal or command prompt:
pip install requests
Once we have installed the requests library, we can use it in our Python code. We start by importing the library:
import requests
We can then make HTTP requests using the requests library. There are four types of HTTP requests: GET, POST, PUT, and DELETE. We can use any of these methods to interact with an API.
To make a GET request using the requests library, we use the requests.get() method. We pass the URL of the API endpoint we want to access as an argument. For example:
response = requests.get('https://jsonplaceholder.typicode.com/todos/1')
This will make a GET request to the API endpoint https://jsonplaceholder.typicode.com/todos/1 , which will return a JSON response. We can access the response data by calling the json() method on the response object:
data = response.json() print(data)
This will print the JSON data returned by the API endpoint.
To make a POST request using the requests library, we use the requests.post() method. We pass the URL of the API endpoint we want to access as an argument, along with any data we want to send in the request. For example:
data = response = requests.post('https://jsonplaceholder.typicode.com/posts', data=data)
This will make a POST request to the API endpoint https://jsonplaceholder.typicode.com/posts , which will create a new post with the data we provided. We can access the response data by calling the json() method on the response object:
data = response.json() print(data)
This will print the JSON data returned by the API endpoint.
To make a PUT request using the requests library, we use the requests.put() method. We pass the URL of the API endpoint we want to access as an argument, along with any data we want to send in the request. For example:
data = response = requests.put('https://jsonplaceholder.typicode.com/posts/1', data=data)
This will make a PUT request to the API endpoint https://jsonplaceholder.typicode.com/posts/1 , which will update the post with ID 1 with the data we provided. We can access the response data by calling the json() method on the response object:
data = response.json() print(data)
This will print the JSON data returned by the API endpoint.
To make a DELETE request using the requests library, we use the requests.delete() method. We pass the URL of the API endpoint we want to access as an argument. For example:
response = requests.delete('https://jsonplaceholder.typicode.com/posts/1')
This will make a DELETE request to the API endpoint https://jsonplaceholder.typicode.com/posts/1 , which will delete the post with ID 1. We can access the response status code by calling the status_code attribute on the response object:
status_code = response.status_code print(status_code)
This will print the status code returned by the API endpoint.
In this post, we have seen how to make HTTP requests using the requests library in Python. We saw how to make GET, POST, PUT, and DELETE requests, and how to handle responses. The requests library is a powerful tool that can be used to interact with APIs and transfer data between servers and clients.
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