Get dynamodb table names with Ansible

dynamodb_table_name_playbook.yml

---
- hosts: localhost
  connection: local
  gather_facts: no
  vars:
    dynamodb_table_names: []
    feature: "matttestdb"
    environment: "qa"
  tasks:
  - name: Set AWS region
    command: >
      aws configure set region "{{ region }}"
      
  - name: Get dynamodb
    command: >
      aws resourcegroupstaggingapi get-resources \
        --tag-filters Key=feature,Values="{{ feature }}" Key=env,Values="{{ environment }}" --resource-type-filters 'dynamodb'
    register: table_list
  - name: table_info
  
    set_fact:
      info: "{{ table_list.stdout }}"
    register: table_info
    
  - name: Build a list of all the dynamodb table names.
    set_fact:
      dynamodb_table_names: "{{ dynamodb_table_names }} + [ '{{ item.ResourceARN.split('/')[1] }}' ]"
    with_items: " {{ table_info.ansible_facts.info.ResourceTagMappingList }}"
    
  - name: Output the dynamodb table names
    debug:
      var: dynamodb_table_names
      
Resources used
# https://www.jeffgeerling.com/blog/2017/adding-strings-array-ansible
# https://docs.ansible.com/ansible/latest/modules/dynamodb_table_module.html#dynamodb-table-module
# https://docs.aws.amazon.com/cli/latest/reference/resourcegroupstaggingapi/get-resources.html