HTTP methods¶
HTTP methods are verbs used in web services to indicate the desired action to be performed on a resource.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md] Common methods include GET and POST, which serve distinct purposes in client-server communication.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md]
Common Methods¶
The two most frequently used methods in web applications are:
GET: Primarily used for the general retrieval of data from a server.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md]POST: Utilized for passing or submitting data to a specific service or server.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md]
Implementation and Routing¶
In web frameworks like [[Flask]], HTTP methods are explicitly mapped to specific routes or URLs.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md] This association allows developers to define how a server responds differently based on the method used in the request.
For example, a single URL path might trigger different logic depending on whether the request is a GET or a POST.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md] If a route is configured to accept only POST requests but receives a GET request (such as a default browser navigation), the server will typically return a Method Not Allowed error.^[400-devops-09-scripting-language-python-introduction-part-4http-readme.md]
Related Concepts¶
- HTTP Status Codes
- [[Flask]]
- [[Web Services]]
Sources¶
- 400-devops-09-scripting-language-python-introduction-part-4http-readme.md