def height(self, height=None):
if height is None:<EOL><INDENT>return self._height<EOL><DEDENT>else:<EOL><INDENT>if not is_numeric(height):<EOL><INDENT>raise TypeError("<STR_LIT>" % str(height))<EOL><DEDENT>self._height = height<EOL><DEDENT>
Returns or sets (if a value is provided) the chart's height.

        :param height: If given, the chart's height will be set to this.