ansible shebang.py bug report

my_module.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

from __future__ import (absolute_import, division, print_function)
__metaclass__ = type

from ansible.module_utils.basic import AnsibleModule


def main():
    '''do-nothing module for bug report'''
    module = AnsibleModule()
    module.exit_json(changed=False)


if __name__ == '__main__':
    main()

shell-session

[user@host ansible_collections]$ ansible-galaxy collection init my_namespace.my_collection
- Collection my_namespace.my_collection was created successfully
[user@host ansible_collections]$ cd my_namespace/my_collection/
[user@host my_collection]$ cd roles/
[user@host roles]$ ansible-galaxy role init my_role
- Role my_role was created successfully
[user@host roles]$ cd my_role/
[user@host my_role]$ mkdir library
[user@host my_role]$ vim library/my_module.py
[user@host my_role]$ cd ../..
[user@host my_collection]$ tree
.
|-- docs
|-- galaxy.yml
|-- plugins
|   `-- README.md
|-- README.md
`-- roles
    `-- my_role
        |-- defaults
        |   `-- main.yml
        |-- files
        |-- handlers
        |   `-- main.yml
        |-- library
        |   `-- my_module.py
        |-- meta
        |   `-- main.yml
        |-- README.md
        |-- tasks
        |   `-- main.yml
        |-- templates
        |-- tests
        |   |-- inventory
        |   `-- test.yml
        `-- vars
            `-- main.yml

13 directories, 12 files
[user@host my_collection]$ ansible-test sanity
WARNING: PyYAML will be slow due to installation without libyaml support for interpreter: /home/user/pyvenv3/bin/python3.6
Running sanity test 'action-plugin-docs' with Python 3.6
Running sanity test 'ansible-doc' with Python 3.6
WARNING: Skipping sanity test 'compile' on Python 2.6 due to missing interpreter.
Running sanity test 'compile' with Python 2.7
WARNING: Skipping sanity test 'compile' on Python 3.5 due to missing interpreter.
Running sanity test 'compile' with Python 3.6
WARNING: Skipping sanity test 'compile' on Python 3.7 due to missing interpreter.
WARNING: Skipping sanity test 'compile' on Python 3.8 due to missing interpreter.
Running sanity test 'empty-init' with Python 3.6
Running sanity test 'future-import-boilerplate' with Python 3.6
Running sanity test 'ignores'
WARNING: Skipping sanity test 'import' on Python 2.6 due to missing interpreter.
Running sanity test 'import' with Python 2.7
WARNING: Skipping sanity test 'import' on Python 3.5 due to missing interpreter.
Running sanity test 'import' with Python 3.6
WARNING: Skipping sanity test 'import' on Python 3.7 due to missing interpreter.
WARNING: Skipping sanity test 'import' on Python 3.8 due to missing interpreter.
Running sanity test 'line-endings' with Python 3.6
Running sanity test 'metaclass-boilerplate' with Python 3.6
Running sanity test 'no-assert' with Python 3.6
Running sanity test 'no-basestring' with Python 3.6
Running sanity test 'no-dict-iteritems' with Python 3.6
Running sanity test 'no-dict-iterkeys' with Python 3.6
Running sanity test 'no-dict-itervalues' with Python 3.6
Running sanity test 'no-get-exception' with Python 3.6
Running sanity test 'no-illegal-filenames' with Python 3.6
Running sanity test 'no-main-display' with Python 3.6
Running sanity test 'no-smart-quotes' with Python 3.6
Running sanity test 'no-unicode-literals' with Python 3.6
Running sanity test 'pep8' with Python 3.6
Running sanity test 'pslint'
Running sanity test 'pylint' with Python 3.6
Running sanity test 'replace-urlopen' with Python 3.6
Running sanity test 'rstcheck' with Python 3.6
Running sanity test 'shebang' with Python 3.6
ERROR: Found 1 shebang issue(s) which need to be resolved:
ERROR: roles/my_role/library/my_module.py:1:1: unexpected non-module shebang: b'#!/usr/bin/python'
See documentation for help: https://docs.ansible.com/ansible/2.9/dev_guide/testing/sanity/shebang.html
Running sanity test 'shellcheck'
Running sanity test 'symlinks' with Python 3.6
Running sanity test 'use-argspec-type-path' with Python 3.6
Running sanity test 'use-compat-six' with Python 3.6
Running sanity test 'validate-modules' with Python 3.6
Running sanity test 'yamllint' with Python 3.6
ERROR: The 1 sanity test(s) listed below (out of 41) failed. See error output above for details.
shebang