@property<EOL><INDENT>def sub_path_expr(self):<DEDENT>
return self._sub_path_expr<EOL>
Gets the sub_path_expr of this V1VolumeMount.
Expanded path within the volume from which the container's volume should be mounted. Behaves similarly to SubPath but environment variable references $(VAR_NAME) are expanded using the container's environment. Defaults to \"\" (volume's root). SubPathExpr and SubPath are mutually exclusive. This field is alpha in 1.14.

:return: The sub_path_expr of this V1VolumeMount.
:rtype: str