python flask upload file to s3
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Title: Uploading Files to Amazon S3 Using Python Flask
Introduction:
In this tutorial, we will explore how to create a Python Flask application that allows users to upload files and store them directly in Amazon S3, a scalable and reliable cloud storage service. This step-by-step guide will cover the necessary setup, configuration, and code examples to achieve this functionality.
Prerequisites:
Step 1: Install Required Packages
Ensure you have Flask, Boto3 (AWS SDK for Python), and Flask-S3-Uploads installed. Use the following command to install them:
Step 2: Configure AWS Credentials
Set up your AWS credentials by creating a ~/.aws/credentials file with the following content:
Replace "YOUR_ACCESS_KEY" and "YOUR_SECRET_KEY" with your actual AWS access key and secret key.
Step 3: Create Flask Application
Create a new Flask application and initialize Flask-S3-Uploads. Below is a basic example:
Step 4: Create HTML Form
Design a simple HTML form for file uploading. Save it as "upload.html" in the "templates" folder:
Step 5: Implement File Upload Route
Define a route in your Flask application to handle file uploads:
Step 6: Run the Flask Application
Run your Flask application to test the file upload functionality:
Visit http://127.0.0.1:5000/ in your browser and test the file upload.
Conclusion:
By following this tutorial, you have successfully created a Python Flask application that allows users to upload files to Amazon S3. This integration enables scalable and secure storage for your application's files in the cloud.
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