Create new EC2 instance with Ansible

gistfile1.txt

---
- name: Create new EC2 instance
  hosts: localhost
  connection: local
  gather_facts: False

  vars:
    aws_access_key: "{{ lookup('env','AWS_ACCESS_KEY_ID') }}"
    aws_secret_key: "{{ lookup('env','AWS_SECRET_ACCESS_KEY') }}"
    ec2_keypair: "{{ lookup('env','EC2_KEY_PAIR') }}"
    ec2_security_group: "{{ lookup('env','EC2_SECURITY_GROUP') }}"
    ec2_instance_type: "{{ lookup('env','EC2_INSTANCE_TYPE') }}"
    ec2_image: "{{ lookup('env','EC2_IMAGE') }}"
    ec2_subnet_id: "{{ lookup('env','EC2_SUBNET_ID') }}"
    ec2_region: "{{ lookup('env','EC2_REGION') }}"
    ec2_tag_name: "{{ lookup('env','EC2_TAG_NAME') }}"
    ec2_volume_size: "{{ lookup('env','EC2_VOLUME_SIZE') }}"
  
  tasks:
    - name: Create an EC2 instance
      ec2:
        key_name: "{{ ec2_keypair }}"
        group: "{{ ec2_security_group }}"
        instance_type: "{{ ec2_instance_type }}"
        image: "{{ ec2_image }}"
        wait: true
        region: "{{ ec2_region }}"
        count: 1
        count_tag:
          Name: "{{ ec2_tag_name }}"
        instance_tags:
          Name: "{{ ec2_tag_name }}"
        vpc_subnet_id: "{{ ec2_subnet_id }}"
        assign_public_ip: yes
        volumes: 
        - device_name: /dev/sda1
          device_type: gp2
          volume_size: "{{ ec2_volume_size }}"
          delete_on_termination: true
      register: ec2