google form bot with weighted answer

bot.py

import os,sys
import requests
import re
import ast
import json
import time
from numpy.random import choice

loop = 102

for i in xrange(loop):
    a1 = choice(['Easy', 'Normal', 'Hard', 'Very hard'], p=[0.2, 0.4, 0.3, 0.1])
    a2 = choice(['Yes', 'No'], p=[0.8, 0.2])
    a3 = choice(['Disagree', 'Neither agree or disagree', 'Agree', 'Strongly agree'], p=[0.1, 0.3, 0.4, 0.2])
    a4 = choice(['Strongly disagree', 'Disagree', 'Neither agree or disagree', 'Agree'], p=[0.3, 0.4, 0.2, 0.1])
    a5 = 'Yes'
    print str(i+1) + ': {' + ', '.join([a1, a2, a3, a4, a5]) + '}'
    page = requests.get('https://docs.google.com/forms/d/e/1FAIpQLSfBsCtksbsA-C7URGZm0N1OPlfqjRskO5ji5b0tg60gj0pjyg/viewform')
    resid = re.search('name="fbzx" value="(.*?)">', page.text).group(1)
    #print resid
    headers = {
        'referer': 'https://docs.google.com/forms/d/e/1FAIpQLSfBsCtksbsA-C7URGZm0N1OPlfqjRskO5ji5b0tg60gj0pjyg/viewform?fbzx=' + resid
        }
    payload = {
        'entry.1465663923': a1,
        'entry.1871926632': a2,
        'entry.121028461': a3,
        'entry.1999554517': a4,
        'entry.2101305509': a5,
        'fvv': '1',
        'draftResponse': '[null,null,"' + resid + '"]',
        'pageHistory': '0',
        'fbzx': resid
        }
    page = requests.post('https://docs.google.com/forms/d/e/1FAIpQLSfBsCtksbsA-C7URGZm0N1OPlfqjRskO5ji5b0tg60gj0pjyg/formResponse', 
        headers=headers, data=payload)
    time.sleep(3)
    #print page.text