You'll need the server to run a secondary process to handle requests, but this is true for any server-side code you want to run. For PHP you need to run a php-fpm or php-cgi daemon to interpret php requests, and you need to configure your webserver accordingly. For Python, the same is true, and you'll want to run uWSGI.
https://uwsgi-docs.readthedocs.org/en/la...
The basic format for a web page in HTML 5 with a CSS like is as follows:
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Astronomy, Space & Navigation
Python is a programing language and not adaptable to HTML.
You need to use JAVA SCRIPT.
html website
a few arbitrary words
some python I want to add
num1 = input ("put number1 hear:")
num2 = input ("put number2 hear:")
print (int(num1)+int(num2))