Overcoming ZeroDivisionError: division by zero Error

[menator01]

#! /usr/bin/env python3
from ast import literal_eval

with open('test.txt') as file:
    for line in file:
        name, values = line.split('=')
        values = literal_eval(values)
        if sum(values) == 0:
            pass
        else:
            print(f'District: {name}')
            print(f'Hal received {values[3]} votes AVG: - {values[3]/sum(values):.2%}.')

test.txt

Output:
p3624=[454, 434, 175, 178, 82, 92, 6]
p3635=[0, 0, 0, 0, 0, 0, 0]
p3628=[45, 44, 175, 178, 82, 92, 6]

Output:
District: p3624
Hal received 178 votes AVG: - 12.53%.
District: p3628
Hal received 178 votes AVG: - 28.62%.