The table widget is a widget for displaying tabular data. It can be instantiated with the list of headings and then data rows can be added.
import toga
table = toga.Table(['Heading 1', 'Heading 2'])
# Append to end of table
table.insert(None, 'Value 1', 'Value 2')
# Insert to row 2
table.insert(2, 'Value 1', 'Value 2')
toga.interface.widgets.table.Table