##### SUMMARY
The documentation of the module *user* / parameter *shell* states:

https://github.com/ansible/ansible/blob/8edad83ae029d7838a6d6347576d2ddbcce12ad0/lib/ansible/modules/system/user.py#L79

But there are no (shell specific) notes.
##### ISSUE TYPE
- Documentation Report

##### COMPONENT NAME
user / docs

##### ANSIBLE VERSION
devel branch

##### CONFIGURATION
N/A

##### OS / ENVIRONMENT
N/A

##### ADDITIONAL INFORMATION
Either remove the sentence or provide some information in the notes section.

cmd.append(self.home)
        if self.shell is not None and info[6] != self.shell:
            cmd.append('-s')
            cmd.append(self.shell)
        
        if len(cmd) == 1:
            (rc, out, err) = (None, '', '')
        else:
            cmd.append(self.name)
            (rc, out, err) = self.execute_command(cmd)
        
        if self.update_password == 'always' and self.password is not None and info[1] != self.password:
            cmd = []
            cmd.append(self.module.get_bin_path('chpasswd', True))
            cmd.append('-e')
            cmd.append('-c')
            (rc2, out2, err2) = self.execute_command(cmd, data="%s:%s" % (self.name, self.password))
        else:
            (rc2, out2, err2) = (None, '', '')
        if rc is not None:
            return (rc, out + out2, err + err2)
        else:
            return (rc2, out + out2, err + err2)
    def parse_shadow_file(self):
        """Example AIX shadowfile data:
        nobody:
                password = *
        operator1:
                password = {ssha512}06$xxxxxxxxxxxx....
                lastupdate = 1549558094