##### SUMMARY
See https://github.com/ansible/ansible/blob/88d8cf8197c53edd3bcdcd21429eb4c2bfbf0f6a/lib/ansible/module_utils/basic.py#L699-L706

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
lib/ansible/module_utils/basic.py

##### ANSIBLE VERSION
```paste below
2.9
devel
```

''' Load value from environment '''
    for arg in args:
        if arg in os.environ:
            return os.environ[arg]
    raise AnsibleFallbackNotFound
def missing_required_lib(library, reason=None, url=None):
    hostname = platform.node()
    msg = "Failed to import the required Python library (%s) on %s's Python %s." % (library, hostname, sys.executable)
    if reason:
        msg += " This is required %s." % reason
    if url:
        msg += " See %s for more info." % url
    msg += (" Please read module documentation and install in the appropriate location."
            " If the required library is installed, but Ansible is using the wrong Python interpreter,"
            " please consult the documentation on ansible_python_interpreter")
    return msg
class AnsibleFallbackNotFound(Exception):