If you need to get the Region of your running Lambda Function then you should look for the
AWS_REGION in the Environment Variables.
Below is the code on how to access the
AWS_REGION Environment Variable using Ruby.
aws_region = ENV['AWS_REGION']
Here is an example of a simple Ruby code where it will get the AWS region of the running Lambda Function.
def lambda_handler(event:, context:) aws_region = ENV['AWS_REGION'] puts aws_region end
In the example above I ran my Lambda Function in N. Virginia Region which is why the output is
I hope this helps.