@property
    def ph(self):
        ph_elms = self.xpath('./*[1]/p:nvPr/p:ph')
        if len(ph_elms) == 0:
            return None
        return ph_elms[0]
The ``<p:ph>`` descendant element if there is one, None otherwise.
dataset/ETHPy150Open scanny/python-pptx/pptx/oxml/shapes/shared.py/BaseShapeElement.ph