@property<EOL><INDENT>def resource_field_ref(self):<DEDENT>
return self._resource_field_ref<EOL>
Gets the resource_field_ref of this V1EnvVarSource.
Selects a resource of the container: only resources limits and requests (limits.cpu, limits.memory, limits.ephemeral-storage, requests.cpu, requests.memory and requests.ephemeral-storage) are currently supported.

:return: The resource_field_ref of this V1EnvVarSource.
:rtype: V1ResourceFieldSelector