Weather BOT

Overview

This is a weather bot to send daily weather updates to an email list using AWS Lamda, Amazon SES and python.

Technology Stack

• Python
• AWS Lambda
• AWS Eventbridge
• AWS SES
• OpenWeatherMap API

Notebooks

• Python Notebook 1: notebook_1_Abhinav_kohar.ipynb -- Notebook that can take lat long inputs and generate weather report/forecast with charts for the location
• Python Notebook 2: notebook_2_Abhinav_kohar.ipynb -- Notebook that has function to send an email to given email_id
• Python Notebook 3: notebook_3_Abhinav_kohar.ipynb -- Notebook that can take lat/long, email_id as input at top and when run sends an email of weather report

Example

Setup

AWS

• Configure the aws cli
• Verify email addresses to send/receive email while in sandbox mode
• Sign up for the OpenWeatherMap API and use the provided API key to set an OPEN_WEATHER_MAP_API environment variable
• Create a lambda function called weather-bot. Use this name in build and deploy shell scripts in the scripts directory.
• Provide values for all environment variables mentioned in .env to the lambda function
• Configure AWS Eventbridge to trigger the lambda function

Local

• Setup a virtual environment, python3 -m venv .venv
• Run pip install -r requirements.txt to install dependencies
• Run python lambda_function.py to test locally
  • Note: Either populate a .env file and load its contents for local development or manually replace environment variables used in the code with values while testing locally.
  • pip install python-dotenv
  • from dotenv import load_dotenv
  • load_dotenv()

Deployment

• Run ./scripts/build-deploy.sh to build and deploy the lambda to AWS

• Run ./aws/ses/scripts/ses-create-weather-reminder-template.sh to create the WeatherReminderTemplate email template in SES

• Run ./aws/ses/scripts/ses-update-template-weather-reminder.sh to update the WeatherReminderTemplate email templae in SES

• Update the email sending persmissions for lamda user

• Set the run schedule

• AWS eventbridge config

• AWS lamda function config

• IAM policy