@property<EOL><INDENT>def is_monotonic_increasing(self):<DEDENT>
return self._engine.is_monotonic_increasing<EOL>
Return if the index is monotonic increasing (only equal or
increasing) values.

Examples
--------
>>> Index([1, 2, 3]).is_monotonic_increasing
True
>>> Index([1, 2, 2]).is_monotonic_increasing
True
>>> Index([1, 3, 2]).is_monotonic_increasing
False