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python requests library oauth

Narkw Brahma

Narkw Brahma

• 2 min read

Python Requests Library OAuth

If you are working with APIs that require OAuth authentication, Python Requests Library is a great choice. OAuth is an authorization protocol that allows third-party applications to access user data without sharing their login credentials.

The Requests library is an HTTP library for Python that allows you to send HTTP requests and handle the responses in Python. It makes it easy to interact with RESTful APIs and OAuth authentication is no exception.

How to Use Requests for OAuth Authentication

Using Requests for OAuth authentication involves sending a request to an authorization server to obtain an access token. You then use the access token to make API requests. Here is an example of how to do this:


import requests
from requests_oauthlib import OAuth2Session

# Replace with your OAuth credentials
client_id = 'your-client-id'
client_secret = 'your-client-secret'
access_token_url = 'https://example.com/oauth/access_token'
authorization_url = 'https://example.com/oauth/authorize'

# Create an OAuth2Session object
oauth = OAuth2Session(client_id, redirect_uri='http://localhost:8000/')

# Redirect user to the authorization URL
authorization_url, state = oauth.authorization_url(authorization_url)

# User will authorize the application and be redirected back to your redirect_uri
redirect_response = input('Paste the full redirect URL here: ')

# Fetch the access token using the authorization response
oauth.fetch_token(access_token_url, authorization_response=redirect_response, client_secret=client_secret)

# Use the access token to make API requests
response = oauth.get('https://example.com/api/users')
print(response.json())

In this example, we are using the Requests OAuth2Session class to handle the OAuth authentication flow. Note that we need to provide the client ID, client secret, access token URL, and authorization URL for the authorization server. Afterward, we redirect the user to the authorization URL using the authorization_url() method. Once the user has authorized the application and been redirected back to our redirect URI, we can fetch the access token using the fetch_token() method. Finally, we can use the access token to make API requests.

Alternatively, you can use Requests-OAuthlib library which is a thin wrapper around the Requests library that simplifies OAuth authentication.

Using Requests-OAuthlib Library

Here is an example of how to use Requests-OAuthlib library:


import requests
from requests_oauthlib import OAuth1

# Replace with your OAuth credentials
client_key = 'your-client-key'
client_secret = 'your-client-secret'
access_token = 'your-access-token'
access_token_secret = 'your-access-token-secret'

# Create an OAuth1 object
oauth = OAuth1(client_key, client_secret, access_token, access_token_secret)

# Use OAuth1 object to make API requests
response = requests.get('https://example.com/api/users', auth=oauth)
print(response.json())

In this example, we are using the Requests-OAuthlib library to create an OAuth1 object. We then use this object to make API requests with the Requests library.

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