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AutoML_autoaug.py
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AutoML_autoaug.py
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# -*- coding: utf-8 -*-
import os
os.environ['OMP_NUM_THREADS'] = '1'
import sys
import math
import random
import shutil
import pickle
import logging
import torch
import torch.nn as nn
import torch.optim as optim
import torch.optim.lr_scheduler as lr_scheduler
import torchvision.models as models
import numpy as np
from PIL import Image, ImageEnhance, ImageOps
from hyperas import optim as hyperas_optim
from hyperopt import Trials, STATUS_OK, tpe
from hyperas.distributions import choice, uniform
from hyperas.utils import eval_hyperopt_space
from data_utils import *
from train_tools import *
from models import *
from counting import *
def _logging():
fpath = './results/AutoML/cifar100_autoaug_policy.log'
logger = logging.getLogger('Autoaugment Policy')
logger.setLevel(logging.DEBUG)
if not logger.handlers:
handler = logging.FileHandler(fpath)
handler.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
handler.setFormatter(formatter)
logger.addHandler(handler)
return logger
def _get_conf():
with open('./tmp.pickle', 'rb') as f:
conf_name = pickle.load(f)
opt = ConfLoader(conf_name).opt
return opt
def data():
# it just for processing, meaningless
dataloader = None
dataset_size = None
return dataloader, dataset_size
def create_model(dataloader, dataset_size):
class SubPolicy():
def __init__(self, p1, operation1, magnitude_idx1, p2, operation2, magnitude_idx2, fillcolor=(128, 128, 128)):
ranges = {
"shearX": np.linspace(0, 0.3, 10),
"shearY": np.linspace(0, 0.3, 10),
"translateX": np.linspace(0, 150 / 331, 10),
"translateY": np.linspace(0, 150 / 331, 10),
"rotate": np.linspace(0, 30, 10),
"color": np.linspace(0.0, 0.9, 10),
"posterize": np.round(np.linspace(8, 4, 10), 0).astype(np.int),
"solarize": np.linspace(256, 0, 10),
"contrast": np.linspace(0.0, 0.9, 10),
"sharpness": np.linspace(0.0, 0.9, 10),
"brightness": np.linspace(0.0, 0.9, 10),
"autocontrast": [0] * 10,
"equalize": [0] * 10,
"invert": [0] * 10
}
# from https://stackoverflow.com/questions/5252170/specify-image-filling-color-when-rotating-in-python-with-pil-and-setting-expand
def rotate_with_fill(img, magnitude):
rot = img.convert("RGBA").rotate(magnitude)
return Image.composite(rot, Image.new("RGBA", rot.size, (128,) * 4), rot).convert(img.mode)
func = {
"shearX": lambda img, magnitude: img.transform(
img.size, Image.AFFINE, (1, magnitude * random.choice([-1, 1]), 0, 0, 1, 0),
Image.BICUBIC, fillcolor=fillcolor),
"shearY": lambda img, magnitude: img.transform(
img.size, Image.AFFINE, (1, 0, 0, magnitude * random.choice([-1, 1]), 1, 0),
Image.BICUBIC, fillcolor=fillcolor),
"translateX": lambda img, magnitude: img.transform(
img.size, Image.AFFINE, (1, 0, magnitude * img.size[0] * random.choice([-1, 1]), 0, 1, 0),
fillcolor=fillcolor),
"translateY": lambda img, magnitude: img.transform(
img.size, Image.AFFINE, (1, 0, 0, 0, 1, magnitude * img.size[1] * random.choice([-1, 1])),
fillcolor=fillcolor),
"rotate": lambda img, magnitude: rotate_with_fill(img, magnitude),
# "rotate": lambda img, magnitude: img.rotate(magnitude * random.choice([-1, 1])),
"color": lambda img, magnitude: ImageEnhance.Color(img).enhance(1 + magnitude * random.choice([-1, 1])),
"posterize": lambda img, magnitude: ImageOps.posterize(img, magnitude),
"solarize": lambda img, magnitude: ImageOps.solarize(img, magnitude),
"contrast": lambda img, magnitude: ImageEnhance.Contrast(img).enhance(
1 + magnitude * random.choice([-1, 1])),
"sharpness": lambda img, magnitude: ImageEnhance.Sharpness(img).enhance(
1 + magnitude * random.choice([-1, 1])),
"brightness": lambda img, magnitude: ImageEnhance.Brightness(img).enhance(
1 + magnitude * random.choice([-1, 1])),
"autocontrast": lambda img, magnitude: ImageOps.autocontrast(img),
"equalize": lambda img, magnitude: ImageOps.equalize(img),
"invert": lambda img, magnitude: ImageOps.invert(img)
}
# self.name = "{}_{:.2f}_and_{}_{:.2f}".format(
# operation1, ranges[operation1][magnitude_idx1],
# operation2, ranges[operation2][magnitude_idx2])
self.p1 = p1
self.operation1 = func[operation1]
self.magnitude1 = ranges[operation1][magnitude_idx1]
self.p2 = p2
self.operation2 = func[operation2]
self.magnitude2 = ranges[operation2][magnitude_idx2]
def __call__(self, img):
if random.random() < self.p1: img = self.operation1(img, self.magnitude1)
if random.random() < self.p2: img = self.operation2(img, self.magnitude2)
return img
class Autoaug():
def __init__(self, fillcolor=(128, 128, 128)):
self.policies = [
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor),
SubPolicy({{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, {{uniform(0, 1.0)}}, {{choice(["shearX", "shearY", "translateX", "translateY", "rotate", "color", "posterize", "solarize", "contrast", "sharpness", "brightness", "autocontrast", "equalize", "invert"])}}, {{choice([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])}}, fillcolor)
]
def __call__(self, img):
policy_idx = random.randint(0, len(self.policies) - 1)
return self.policies[policy_idx](img)
def __repr__(self):
return 'AutoAugment CIFAR100 Policy'
opt = _get_conf()
logger = _logging()
if os.path.isdir(opt.data.root):
shutil.rmtree(opt.data.root)
DATASETTER = {'cifar10': cifar_10_setter,
'cifar100': cifar_100_setter}
CRITERION = {'mse': nn.MSELoss,
'cross_entropy': nn.CrossEntropyLoss,
'label_smoothing': LabelSmoothingLoss}
OPTIMIZER = {'sgd': optim.SGD,
'adam': optim.Adam,
'adagrad': optim.Adagrad,
'rmsprop': optim.RMSprop,
'radam': RAdam}
dataloaders, dataset_sizes = DATASETTER[opt.data.dataset](batch_size=opt.data.batch_size,
valid_size=opt.data.valid_size,
root=opt.data.root,
fixed_valid=opt.data.fixed_valid,
autoaugment=opt.data.autoaugment,
aug_policy=Autoaug())
avail_resource = opt.model.param.avail_resource
resolution_coefficient = opt.model.param.resolution_coefficient
resolution_coefficient = round(math.pow(resolution_coefficient, avail_resource), 2)
blocks_args, global_params = efficientnet(blocks_args='default',
activation=opt.model.param.activation,
activation_param=opt.model.param.get('activation_param', {}),
resolution_coefficient=resolution_coefficient,
width_coefficient=opt.model.param.width_coefficient,
depth_coefficient=opt.model.param.depth_coefficient,
image_size=opt.model.param.image_size,
num_classes=opt.model.param.num_classes)
#meaningless = {{choice(['No', 'meaning'])}}
model = EfficientNet(blocks_args,
global_params)
model.to(opt.trainhandler.device)
criterion = CRITERION[opt.criterion.algo](**opt.criterion.param) if opt.criterion.get('param') else CRITERION[opt.criterion.algo]()
optimizer = OPTIMIZER[opt.optimizer.algo](model.parameters(), **opt.optimizer.param) if opt.optimizer.get('param') else OPTIMIZER[opt.optimizer.algo](model.parameters())
# if not use scheduler, you can skip in config json file
if opt.scheduler.get('enabled', False):
scheduler_type = lr_scheduler.MultiStepLR if opt.scheduler.type == 'multistep' else lr_scheduler.CosineAnnealingLR if opt.scheduler.type == 'cosine' else lr_scheduler.StepLR
scheduler = scheduler_type(optimizer, **opt.scheduler.param)
else:
scheduler = None
train_handler = TrainHandler(model,
dataloaders,
dataset_sizes,
criterion,
optimizer,
scheduler,
device=opt.trainhandler.device,
path=opt.trainhandler.path,
mixup=opt.trainhandler.mixup.enabled,
alpha=opt.trainhandler.mixup.alpha,
precision=opt.trainhandler.precision)
train_handler.set_name(opt.trainhandler.name)
train_losses, valid_losses, train_accs, valid_accs = train_handler.train_model(num_epochs=opt.trainhandler.train.num_epochs)
_, valid_loss = sorted(valid_losses, key = lambda x: x[1])[0]
_, valid_acc = sorted(valid_accs, key = lambda x: x[1], reverse=True)[0]
logger.info('Validation accuracy : %.2f' % (valid_acc * 100))
return {'loss': valid_loss, 'status': STATUS_OK, 'model': train_handler.model}
if __name__ == '__main__':
conf_name = sys.argv[1]
with open('./tmp.pickle', 'wb') as f:
pickle.dump(conf_name, f)
fpath = './results/AutoML'
if not os.path.isdir(fpath):
os.makedirs(fpath)
if os.path.isfile('./results/AutoML/cifar100_autoaug_policy.log'):
os.remove('./results/AutoML/cifar100_autoaug_policy.log')
opt = ConfLoader(conf_name).opt
logger = _logging()
DATASETTER = {'cifar10': cifar_10_setter,
'cifar100': cifar_100_setter}
CRITERION = {'mse': nn.MSELoss,
'cross_entropy': nn.CrossEntropyLoss,
'label_smoothing': LabelSmoothingLoss}
OPTIMIZER = {'sgd': optim.SGD,
'adam': optim.Adam,
'adagrad': optim.Adagrad,
'rmsprop': optim.RMSprop,
'radam': RAdam}
trials = Trials()
best_run, best_model, space = hyperas_optim.minimize(model=create_model,
data=data,
algo=tpe.suggest,
functions=[_get_conf, _logging],
max_evals=1,
trials=trials,
eval_space=True,
return_space=True)
logger.info('=' * 30)
logger.info('Best performing model chosen hyper-parameters: %s' % best_run)
logger.info('=' * 30)
for t, trial in enumerate(trials):
vals = trial.get('misc').get('vals')
tmp = {}
for k,v in list(vals.items()):
tmp[k] = v[0]
logger.info('Trial %d : %s' % (t, eval_hyperopt_space(space, tmp)))
logger.info('=' * 30)
os.remove('./tmp.pickle')