def linewidth(self, linewidth=None):
if linewidth is None:<EOL><INDENT>return self._linewidth<EOL><DEDENT>else:<EOL><INDENT>if not is_numeric(linewidth):<EOL><INDENT>raise TypeError(<EOL>"<STR_LIT>" % str(linewidth)<EOL>)<EOL><DEDENT>self._linewidth = linewidth<EOL><DEDENT>
Returns or sets (if a value is provided) the width of the series'
        data points' edge.

        :param Number linewidth: If given, the series' linewidth will be set to\
        this.
        :rtype: ``Number``