@client_secret.setter<EOL><INDENT>def client_secret(self, client_secret):<DEDENT>
self._client_secret = client_secret<EOL>
Sets the client_secret of this ObtainTokenRequest.
The Square-issued application secret for your application, available from the [application dashboard](https://connect.squareup.com/apps).

:param client_secret: The client_secret of this ObtainTokenRequest.
:type: str