(self)
Center the page vertically.

        Args:
            None.

        Returns:
            Nothing.
Center the page vertically.
Center the page vertically .
def center_vertically(self):
        """
        Center the page vertically.

        Args:
            None.

        Returns:
            Nothing.

        """
        self.print_options_changed = True
        self.vcenter = 1
def center_vertically ( self ) : self . print_options_changed = True self . vcenter = 1