@property<EOL><INDENT>def ca_bundle(self):<DEDENT>
return self._ca_bundle<EOL>
Gets the ca_bundle of this ApiextensionsV1beta1WebhookClientConfig.
`caBundle` is a PEM encoded CA bundle which will be used to validate the webhook's server certificate. If unspecified, system trust roots on the apiserver are used.

:return: The ca_bundle of this ApiextensionsV1beta1WebhookClientConfig.
:rtype: str