def _initialize_by_counts(self, row_count, column_count):
for i in range(row_count):
row = PitchArrayRow([])
for j in range(column_count):
cell = PitchArrayCell()
row.append(cell)
self.append_row(row)
def _initialize_by_cell_token_lists(self, cell_token_lists):
for cell_token_list in cell_token_lists:
row = PitchArrayRow([])
for cell_token in cell_token_list:
cell = self._parse_cell_token(cell_token)
row.append(cell)
self.append_row(row)
