example.inventory.yml

all:
    hosts:
        raspberry_gateway:
        #  Section One:
            ansible_host: 192.168.1.1
            ansible_user: pi
            ansible_connection: local
            ansible_use: "yes"
        #  Section Two:
            #ansible_host: 192.168.1.1
            #ansible_user: pi
            #ansible_connection: ssh
            #ansible_use: "yes"

# Comment out "Section One" parameters and uncomment "Section Two" to run on remote Raspberry-Gateway enviroment.
# Double check the ansible_user and ansible_host.