<form action="script.py" method="GET">
        <input type="text" name="TEXT_1">
        <input type="text" name="TEXT_2">
        <input type="submit">
    </form>
в cкрипте
#!/usr/bin/env python3
import cgi, cgitb
import sys
import codecs
import os
import requests
form = cgi.FieldStorage()
TEXT_1 = form.getvalue("firstname")
TEXT_2 = form.getvalue('lastname')
print('hello world')