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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def mark_meas_good(self, g_index):
 """ Marks the g_index'th measuremnt of current specimen good Parameters g_index : int that gives the index of the measurement to mark good, indexed from 0 """

        meas_index, ind_data = 0, []
        for i, meas_data in enumerate(self.mag_meas_data):
            if meas_data['er_specimen_name'] == self.s:
                ind_data.append(i)
        meas_index = ind_data[g_index]

        self.Data[self.s]['measurement_flag'][g_index] = 'g'
        if len(self.Data[self.s]['zijdblock'][g_index]) < 6:
            self.Data[self.s]['zijdblock'][g_index].append('g')
        self.Data[self.s]['zijdblock'][g_index][5] = 'g'
        if 'zijdblock_geo' in self.Data[self.s] and g_index < len(self.Data[self.s]['zijdblock_geo']):
            if len(self.Data[self.s]['zijdblock_geo'][g_index]) < 6:
                self.Data[self.s]['zijdblock_geo'][g_index].append('g')
            self.Data[self.s]['zijdblock_geo'][g_index][5] = 'g'
        if 'zijdblock_tilt' in self.Data[self.s] and g_index < len(self.Data[self.s]['zijdblock_tilt']):
            if len(self.Data[self.s]['zijdblock_tilt'][g_index]) < 6:
                self.Data[self.s]['zijdblock_tilt'][g_index].append('g')
            self.Data[self.s]['zijdblock_tilt'][g_index][5] = 'g'
        self.mag_meas_data[meas_index]['measurement_flag'] = 'g'

        if self.data_model == 3.0:
            meas_name = str(self.Data[self.s]['measurement_names'][g_index])
            mdf = self.con.tables['measurements'].df
            # check for multiple measurements with the same name
            if not isinstance(mdf.loc[meas_name], pd.Series):
                res = self.user_warning("Your measurements table has non-unique measurement names.\nYou may end up marking more than one measurement as good.\nRight click this measurement again to undo.")
            # mark measurement as good
            mdf.loc[meas_name, 'quality'] = 'g'