##### SUMMARY
connection contains call to Display.deprecated or AnsibleModule.deprecate and is scheduled for removal

```
lib/ansible/plugins/connection/__init__.py:238:8: ansible-deprecated-version: Deprecated version ('2.12') found in call to Display.deprecated or AnsibleModule.deprecate (0%)
lib/ansible/plugins/connection/__init__.py:245:8: ansible-deprecated-version: Deprecated version ('2.12') found in call to Display.deprecated or AnsibleModule.deprecate (0%)
lib/ansible/plugins/connection/__init__.py:252:8: ansible-deprecated-version: Deprecated version ('2.12') found in call to Display.deprecated or AnsibleModule.deprecate (0%)
lib/ansible/plugins/connection/__init__.py:259:8: ansible-deprecated-version: Deprecated version ('2.12') found in call to Display.deprecated or AnsibleModule.deprecate (0%)
```

##### ISSUE TYPE
 - Bug Report

##### COMPONENT NAME
```
lib/ansible/plugins/connection/__init__.py
```

##### ANSIBLE VERSION
```
2.12
```

##### CONFIGURATION
N/A

##### OS / ENVIRONMENT
N/A

##### STEPS TO REPRODUCE
N/A

##### EXPECTED RESULTS
N/A

##### ACTUAL RESULTS
N/A

self.become = plugin
    @property
    def connected(self):
        '''Read-only property holding whether the connection to the remote host is active or closed.'''
        return self._connected
    @property
    def socket_path(self):
        '''Read-only property holding the connection socket path for this remote host'''
        return self._socket_path
    @staticmethod
    def _split_ssh_args(argstring):
        """
        Takes a string like '-o Foo=1 -o Bar="foo bar"' and returns a
        list ['-o', 'Foo=1', '-o', 'Bar=foo bar'] that can be added to
        the argument list. The list will not contain any empty elements.
        """
        try:
            
            
            
            
            
            
            return [to_text(x.strip()) for x in shlex.split(to_bytes(argstring)) if x.strip()]
        except AttributeError:
            
            return [to_text(x.strip()) for x in shlex.split(argstring) if x.strip()]
    @abstractproperty
    def transport(self):