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When working with web development in Python, it's important to understand the concept of "Content-Type" in HTTP responses. The Content-Type header informs the client about the type of data that is being returned by the server. This information is crucial for the client to correctly interpret and handle the received content. In this tutorial, we'll explore how to handle different Content-Types in Python using the requests library.
Before we begin, make sure you have the requests library installed. If you don't have it installed, you can do so using the following command:
Let's start by making a simple HTTP request using the requests library:
This code sends a GET request to a sample REST API (JSONPlaceholder) and prints the response text. However, we haven't considered the Content-Type yet.
To check the Content-Type of the response, we can inspect the headers attribute of the response object:
This code retrieves the Content-Type from the response headers and prints it. The Content-Type may look like application/json, text/html, image/jpeg, etc.
Now, let's demonstrate how to handle different Content-Types using conditional statements. We'll use the json() method for JSON content and the text attribute for plain text:
In this example, we check if the Content-Type contains application/json or text/plain and handle each case accordingly.
Understanding and handling different Content-Types in Python is essential for effective web development. The requests library simplifies the process of making HTTP requests, and inspecting the Content-Type allows you to handle responses appropriately based on the data format. Always check the documentation of the API or server you are working with to determine the expected Content-Type for each endpoint.
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