How to upload files using Requests

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by dot icon Updated: Oct 26, 2023

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Python request library refers to an HTTP request made by a client to a web server to retrieve or send data. HTTP is the foundation of data communication on the WWW.


Requests are a fundamental concept in web programming. It lets you interact with web services, APIs, and websites to fetch data or perform actions.  

The request library in Python is a popular tool for making HTTP requests. You can use it to:  

  • Fetch Data  
  • Send Data  
  • Authentication  
  • Session Management  

In HTTP, we can help interact with web servers and web services in several types of requests. Each type of request serves a different purpose:  

  • HTTP GET Request - Used to retrieve data from a specified resource.  
  • HTTP POST Request - Used to send processed data to a specified resource.  
  • HTTP PUT Request - Used to update a current resource or build a new resource if it does not exist.  
  • HTTP PATCH Request - Used to request the removal of a resource at a specified URL.  

You can pass various parameters when making HTTP requests using the request library. It helps customize and configure your requests. Here are the different parameters that we can use:  

  • URL  
  • Headers  
  • Parameters (Query Parameters)  
  • Request Body  
  • Files  
  • Authentication  
  • Cookies  

You can upload files to an HTTP server using upload functions or libraries.  

  • Using the http. Client Module: You can use the http. Client module to upload files via HTTP POST requests.  
  • Using the Library of the request: It will make HTTP requests, including file uploads.

Fig: Preview of the output that you will get on running this code from your IDE


In this solution we are using Request library


Follow the steps carefully to get the output easily.

  1. Download and Install the PyCharm Community Edition on your computer.
  2. Open the terminal and install the required libraries with the following commands.
  3. Create a new Python file on your IDE.
  4. Copy the snippet using the 'copy' button and paste it into your python file.
  5. Run the current file to generate the output.

I hope you found this useful.

I found this code snippet by searching for ' python requests upload file ' in Kandi. You can try any such use case!

Environment tested

I tested this solution in the following versions. Be mindful of changes when working with other versions.

  1. PyCharm Community Edition 2023.1
  2. The solution is created in Python 3.11.1 Version
  3. Request library 2.31.0 version

Using this solution, we can able to upload files using Request with simple steps. This process also facilities an easy way to use, hassle-free method to create a hands-on working version of code which would help us to upload files using Request .

Dependency library

requestsby psf

Python doticonstar image 49787 doticonVersion:v2.31.0doticon
License: Permissive (Apache-2.0)

A simple, yet elegant, HTTP library.


            requestsby psf

            Python doticon star image 49787 doticonVersion:v2.31.0doticon License: Permissive (Apache-2.0)

            A simple, yet elegant, HTTP library.

                      You can search for any dependent library on kandi like ' requests '


                      1. How does the Python requests - POST data work?  

                      The POST method helps send data to a web server or API in Python's requests library. This data can be in various formats, such as form data, JSON, XML, or any other format the server expects. We can use the POST request to submit data to a server. We can also do so when we want to build a new resource or update a current resource on the server.  

                      Here's how a POST request with data works using the requests library:  

                      • Import requests Module  
                      • Prepare Your Data  
                      • Send the POST Request  
                      • Handle the Response  

                      2. What is the Python requests library, and how can it help with file uploads?  

                      The Python Requests library is a popular library for making HTTP requests. It simplifies sending HTTP requests to web services and handling the responses. It helps interact with web servers in various tasks. 

                      Here's how the requests library can help with file uploads:  

                      • Simplicity  
                      • Multipart Form-Data  
                      • Automatic Handling of Content-Type  

                      3. What advantages do Flask file uploads have over other methods?  

                      Flask is a micro web framework. It offers several advantages for handling file uploads compared to other frameworks. 

                      Here are some of the key advantages of using Flask for file uploads:  

                      • Simplicity and Minimalism  
                      • Integrated File Handling  
                      • Pythonic  
                      • Customization and security  
                      • Community and Documentation  

                      4. How can Python Programming streamline a file upload process?  

                      Using Python, you can streamline a file upload process by creating a custom script. Here are the general steps to achieve this:  

                      • Choose a Suitable Python Library or Framework  
                      • Implement the File Upload Logic  
                      • Implement Error Handling  
                      • Implement Validation and Security  
                      • Optimize for Performance and Scalability  
                      • Provide User Feedback  
                      • Logging and Monitoring  
                      • Testing, Deployment, and Documentation  

                      5. Can streaming uploads facilitate faster file transfer speeds?  

                      Yes, streaming uploads can facilitate faster file transfer speeds in certain scenarios. Streaming uploads are particularly beneficial when dealing with large files. They allow us to send data to the server in smaller chunks or streams. It needs to include reading and sending the entire file at once.  


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