#!/usr/bin/python3

from os import listdir
from os.path import isdir, isfile
from subprocess import Popen, PIPE, CalledProcessError
from time import time

total_run_time = 0
for dir in [x for x in sorted(listdir('.')) if isdir(x)]:
    file = dir + '/' + dir + '.py'
    input = dir + '/input.txt'

    if isfile(file) and isfile(input):
        print('--------------------------------')
        print(dir, ':', sep='')
        start_time = time()
        with Popen(["python3", file], stdout=PIPE, bufsize=1, universal_newlines=True) as p:
            for b in p.stdout:
                print(b, end='')
        end_time = time()
        if p.returncode != 0:
            raise CalledProcessError(p.returncode, p.args)
        run_time = end_time-start_time
        total_run_time += run_time
        print(f'Runtime: {run_time:.2f} s')
print('--------------------------------')
print(f'Total runtime: {total_run_time:.2f} s')