Ansible - host_list declined parsing /etc/ansible/hosts as it did not pass it's verify_file() method

 First you run the following command ansible -i inventory -m ping web01 -vvvv it will shows the bellow details 

[host_list declined parsing /root/bluewhale/inventory as it did not pass its verify_file() method

script declined parsing /root/bluewhale/inventory as it did not pass its verify_file() method

auto declined parsing /root/bluewhale/inventory as it did not pass its verify_file() method

Parsed /root/bluewhale/inventory inventory source with ini plugin

Loading callback plugin minimal of type stdout, v2.0 from /usr/lib/python2.7/dist-packages/ansible/plugins/]

--> First you check the instance type Linux is exactly mentioned or not ex. ubuntu, centos

-->Then you check the 22 port is for control machine allowed or not

--> you should check the correct IP address is entered