docs: def _fill_placeholders_from_settings(
              self):
          """
          *fill placeholders from the placeholders in the settings file*
          """
          self.log.info(
              'starting the ``_fill_placeholders_from_settings`` method')
  
          for k, v in self.phDict.iteritems():
              if k in self.settings["frankenstein"]["fixed placeholders"].keys():
                  self.phDict[k] = self.settings[
                      "frankenstein"]["fixed placeholders"][k]
  
          self.log.info(
              'completed the ``_fill_placeholders_from_settings`` method')
          return None