Python scientific calculator

How to do a calculator by using python

[hasanhasn]

i watched twice and i liked very much thanks i will subscribe

[Payanka_]

could you please show or give the full source code. thank you

[horkacemedia]

text = u"x\uooB3" don't work it to me.

Self.btn_8.grid(row=1, column =5)

.. ..is there a code between that☝️line and this👎line.