datatables.py

from kivymd.app import MDApp
from kivy.lang import Builder
from kivymd.uix.datatables import MDDataTable
from kivy.metrics import dp

kv = """
Screen:
    MDRectangleFlatButton:
        text: 'Click me to get table contents'
        pos_hint: {'center_x': 0.5, 'center_y': 0.5}
        on_press: app.table()

"""


class Main(MDApp):

    def table(self):
        self.tables = MDDataTable(size_hint=(0.9, 0.6),
                                  use_pagination=True,
                                  column_data=[
                                      ("No.", dp(30)),
                                      ("Column 1", dp(30)),
                                      ("Column 2", dp(30)),
                                      ("Column 3", dp(30)),
                                      ("Column 4", dp(30)),
                                      ("Column 5", dp(30)),
                                  ],
                                  row_data=[
                                      (f"{i + 1}", "1", "2", "3", "4", "5") for i in range(50)
                                  ],
                                  )
        self.tables.open()

    def build(self):
        return Builder.load_string(kv)


Main().run()