def highlight_null(self, null_color='red'):
        self.applymap(self._highlight_null, null_color=null_color)
        return self
Record one or more annotations for this trace.  This is the primary
dataset/ETHPy150Open pydata/pandas/pandas/formats/style.py/Styler.highlight_null--crossover with--dataset/ETHPy150Open tryfer/tryfer/tryfer/interfaces.py/ITrace.record