The list number does not work

[sayaikegawa]

Hi @mmcky
In this lecture, the list number doest not work.

The website shows like below

But the netlify version shows

I think ^^. should removed in website, but it is strange that the list number in netlify version does not work.

[mmcky]

thanks @sayaikegawa - have updated this at the source rst as this is incorrect syntax.

QuantEcon/lecture-python.rst#271