convert a ansible list (here docker container info -> Environmentvariables) to a dictionary

ansible_list2dict.yml

- name: list2dict
  hosts: all
  vars:
    container_dict: {}

  tasks:
    - name: get container info
      docker_container_info:
        name: "nginx"
      register: result

    - name: convert list to dict
      set_fact:
        container_dict: "{{ container_dict | combine({ item.split('=')[0]: item.split('=')[1] }) }}"
      with_items: "{{ result.container.Config.Env }}"
      # no_log: true

    - name: output element
      debug:
        msg: "Timezone: {{ container_dict['TZ'] }}; "
        # msg: "{{ container_dict }}"