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Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

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# Amazon SNS code examples for the SDK for Python
Amazon SNS examples Create topics, add subscriptions, publish messages.
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## Overview
Amazon SNS examples Create topics, add subscriptions, publish messages.
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Shows how to use the AWS SDK for Python (Boto3) to work with Amazon Simple Notification Service (Amazon SNS).
Amazon SNS examples Create topics, add subscriptions, publish messages.
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_Amazon SNS is a web service that enables applications, end-users, and devices to instantly send and receive notifications from the cloud._
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## ⚠ Important
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* Running this code might result in charges to your AWS account. For more details, see [AWS Pricing](https://aws.amazon.com/pricing/) and [Free Tier](https://aws.amazon.com/free/).
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* Running the tests might result in charges to your AWS account.
* We recommend that you grant your code least privilege. At most, grant only the minimum permissions required to perform the task. For more information, see [Grant least privilege](https://docs.aws.amazon.com/IAM/latest/UserGuide/best-practices.html#grant-least-privilege).
* This code is not tested in every AWS Region. For more information, see [AWS Regional Services](https://aws.amazon.com/about-aws/global-infrastructure/regional-product-services).
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Amazon SNS examples Create topics, add subscriptions, publish messages.
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## Code examples
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### Prerequisites
For prerequisites, see the [README](../../README.md#Prerequisites) in the `python` folder.
Install the packages required by these examples by running the following in a virtual environment:
```
python -m pip install -r requirements.txt
```
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### Single actions
Amazon SNS examples Create topics, add subscriptions, publish messages.
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Code excerpts that show you how to call individual service functions.
Amazon SNS examples Create topics, add subscriptions, publish messages.
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- [CreateTopic](sns_basics.py#L33)
- [DeleteTopic](sns_basics.py#L70)
- [ListSubscriptions](sns_basics.py#L116)
- [ListTopics](sns_basics.py#L52)
- [Publish](sns_basics.py#L205)
- [SetSubscriptionAttributes](sns_basics.py#L139)
- [Subscribe](sns_basics.py#L85)
- [Unsubscribe](sns_basics.py#L164)
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### Scenarios
Code examples that show you how to accomplish a specific task by calling multiple
functions within the same service.
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- [Create an Amazon Textract explorer application](../../cross_service/textract_explorer)
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- [Create and publish to a FIFO topic](sns_fifo_topic.py)
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- [Detect people and objects in a video](../../example_code/rekognition)
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- [Publish an SMS text message](sns_basics.py)
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- [Use API Gateway to invoke a Lambda function](../../example_code/lambda)
- [Use scheduled events to invoke a Lambda function](../../example_code/lambda)
Python: SNS FIFO topic and standard queue scenario (#5366) * Updated FIFO example --------- Co-authored-by: David Souther <davidsouther+github@gmail.com>
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Amazon SNS examples Create topics, add subscriptions, publish messages.
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## Run the examples
Amazon SNS examples Create topics, add subscriptions, publish messages.
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### Instructions
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Run this example at a command prompt with the following command.
```
python sns_basics.py
```
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Amazon SNS examples Create topics, add subscriptions, publish messages.
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#### Create an Amazon Textract explorer application
This example shows you how to explore Amazon Textract output through an interactive application.
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#### Create and publish to a FIFO topic
This example shows you how to create and publish to a FIFO Amazon SNS topic.
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Start the example by running the following at a command prompt:
```
python sns_fifo_topic.py
```
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#### Detect people and objects in a video
This example shows you how to detect people and objects in a video with Amazon Rekognition.
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#### Publish an SMS text message
This example shows you how to publish SMS messages using Amazon SNS.
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Start the example by running the following at a command prompt:
```
python sns_basics.py
```
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#### Use API Gateway to invoke a Lambda function
This example shows you how to create an AWS Lambda function invoked by Amazon API Gateway.
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#### Use scheduled events to invoke a Lambda function
This example shows you how to create an AWS Lambda function invoked by an Amazon EventBridge scheduled event.
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### Tests
Amazon SNS examples Create topics, add subscriptions, publish messages.
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⚠ Running tests might result in charges to your AWS account.
Amazon SNS examples Create topics, add subscriptions, publish messages.
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To find instructions for running these tests, see the [README](../../README.md#Tests)
in the `python` folder.
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## Additional resources
Amazon SNS examples Create topics, add subscriptions, publish messages.
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- [Amazon SNS Developer Guide](https://docs.aws.amazon.com/sns/latest/dg/welcome.html)
- [Amazon SNS API Reference](https://docs.aws.amazon.com/sns/latest/api/welcome.html)
- [SDK for Python Amazon SNS reference](https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/sns.html)
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---
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Amazon SNS examples Create topics, add subscriptions, publish messages.
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Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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SPDX-License-Identifier: Apache-2.0
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