code: def append_column(table, col_name, default_value=None):
      '''
      Appends a column to the raw data without any integrity checks.
  
      Args:
          default_value: The value which will assigned, not copied into each row
      '''
      table[0].append(col_name.strip())
      for row in table[1:]:
          row.append(default_valuef append_column(table, col_name, default_value=None):
      '''
      Appends a column to the raw data without any integrity checks.
  
      Args:
          default_value: The value which will assigned, not copied into each row
      '''
      table[0].append(col_name.strip())
      for row in table[1:]:
          row.append(default_value)
docs: Appends a column to the raw data without any integrity checks.
  
      Args:
          default_value: The value which will assigned, not copied into each row