@property<EOL><INDENT>def base(self):<DEDENT>
warnings.warn("<STR_LIT>"<EOL>"<STR_LIT>".format(obj=type(self).__name__),<EOL>FutureWarning, stacklevel=<NUM_LIT:2>)<EOL>return self.values.base<EOL>
Return the base object if the memory of the underlying data is shared.

.. deprecated:: 0.23.0