docs: def set_logyticks_for_all(self, row_column_list=None, logticks=None):
          """Manually specify the y-axis log tick values.
  
          :param row_column_list: a list containing (row, column) tuples to
              specify the subplots, or None to indicate *all* subplots.
          :type row_column_list: list or None
          :param logticks: logarithm of the locations for the ticks along the
              axis.
  
          For example, if you specify [1, 2, 3], ticks will be placed at 10,
          100 and 1000.
  
          """
          if row_column_list is None:
              self.ticks['y'] = ['1e%d' % u for u in logticks]
          else:
              for row, column in row_column_list:
                  self.set_logyticks(row, column, logticks)