utils.py

import torch
import numpy as np
import time
import os
import shutil

def count_memory(model):
    total_params = 0
    for name, param in model.named_parameters():
        if 'aux' in name:
            continue
        total_params += np.prod(param.size())
    return total_params / 1e6

def format_time(seconds):
    days = int(seconds / 3600/24)
    seconds = seconds - days*3600*24
    hours = int(seconds / 3600)
    seconds = seconds - hours*3600
    minutes = int(seconds / 60)
    seconds = seconds - minutes*60
    secondsf = int(seconds)
    seconds = seconds - secondsf
    millis = int(seconds*1000)

    f = ''
    i = 1
    if days > 0:
        f += str(days) + 'D'
        i += 1
    if hours > 0 and i <= 2:
        f += str(hours) + 'h'
        i += 1
    if minutes > 0 and i <= 2:
        f += str(minutes) + 'm'
        i += 1
    if secondsf > 0 and i <= 2:
        f += str(secondsf) + 's'
        i += 1
    if millis > 0 and i <= 2:
        f += str(millis) + 'ms'
        i += 1
    if f == '':
        f = '0ms'
    return f

def create_exp_dir(path, scripts_to_save=None):
  if not os.path.exists(path):
    os.mkdir(path)
  print('Experiment dir : {}'.format(path))

  if scripts_to_save is not None:
    os.mkdir(os.path.join(path, 'scripts'))
    for script in scripts_to_save:
      dst_file = os.path.join(path, 'scripts', os.path.basename(script))
      shutil.copyfile(script, dst_file)