class_docstr: This class maps to the `<td>` element of the html table.
code: def __init__(self, cell, parent=None):
      super(TableCell, self).__init__(cell, parent=parent)
      self.value = element_to_string(cell)
      self.number_format = self.get_number_format()
  
imports: from openpyxl.cell import cell
  from openpyxl.styles import Font, Alignment, PatternFill, NamedStyle, Border, Side, Color
  from openpyxl.styles.fills import FILL_SOLID
  from openpyxl.styles.numbers import FORMAT_CURRENCY_USD_SIMPLE, FORMAT_PERCENTAGE
  from openpyxl.styles.colors import BLACK
label_desc: Use image node_id 1 to create a new TableCell object from inherited base classes: Element with example: obj = TableCell(cell, parent)