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| import os | |
| import glob | |
| import sys | |
| import argparse | |
| import logging | |
| import json | |
| import subprocess | |
| import numpy as np | |
| from scipy.io.wavfile import read | |
| import torch | |
| MATPLOTLIB_FLAG = False | |
| logging.basicConfig(stream=sys.stdout, level=logging.DEBUG) | |
| logger = logging | |
| def load_checkpoint(checkpoint_path, model, optimizer=None): | |
| assert os.path.isfile(checkpoint_path) | |
| # TODO: Edited By @fathos82: | |
| # replace the torch.load to set the map_location to 'cpu' or 'cuda' | |
| device = "cuda" if torch.cuda.is_available() else "cpu" | |
| # checkpoint_dict = torch.load(checkpoint_path, map_location="cpu") | |
| print(f"Modelo carregado no dispositivo: {device}") | |
| checkpoint_dict = torch.load(checkpoint_path, map_location=device) | |
| iteration = checkpoint_dict["iteration"] | |
| learning_rate = checkpoint_dict["learning_rate"] | |
| if optimizer is not None: | |
| optimizer.load_state_dict(checkpoint_dict["optimizer"]) | |
| saved_state_dict = checkpoint_dict["model"] | |
| if hasattr(model, "module"): | |
| state_dict = model.module.state_dict() | |
| else: | |
| state_dict = model.state_dict() | |
| new_state_dict = {} | |
| for k, v in state_dict.items(): | |
| try: | |
| new_state_dict[k] = saved_state_dict[k] | |
| except: | |
| logger.info("%s is not in the checkpoint" % k) | |
| new_state_dict[k] = v | |
| if hasattr(model, "module"): | |
| model.module.load_state_dict(new_state_dict) | |
| else: | |
| model.load_state_dict(new_state_dict) | |
| logger.info( | |
| "Loaded checkpoint '{}' (iteration {})".format(checkpoint_path, iteration) | |
| ) | |
| return model, optimizer, learning_rate, iteration | |
| def save_checkpoint(model, optimizer, learning_rate, iteration, checkpoint_path): | |
| logger.info( | |
| "Saving model and optimizer state at iteration {} to {}".format( | |
| iteration, checkpoint_path | |
| ) | |
| ) | |
| if hasattr(model, "module"): | |
| state_dict = model.module.state_dict() | |
| else: | |
| state_dict = model.state_dict() | |
| torch.save( | |
| { | |
| "model": state_dict, | |
| "iteration": iteration, | |
| "optimizer": optimizer.state_dict(), | |
| "learning_rate": learning_rate, | |
| }, | |
| checkpoint_path, | |
| ) | |
| def summarize( | |
| writer, | |
| global_step, | |
| scalars={}, | |
| histograms={}, | |
| images={}, | |
| audios={}, | |
| audio_sampling_rate=22050, | |
| ): | |
| for k, v in scalars.items(): | |
| writer.add_scalar(k, v, global_step) | |
| for k, v in histograms.items(): | |
| writer.add_histogram(k, v, global_step) | |
| for k, v in images.items(): | |
| writer.add_image(k, v, global_step, dataformats="HWC") | |
| for k, v in audios.items(): | |
| writer.add_audio(k, v, global_step, audio_sampling_rate) | |
| def scan_checkpoint(dir_path, regex): | |
| f_list = glob.glob(os.path.join(dir_path, regex)) | |
| f_list.sort(key=lambda f: int("".join(filter(str.isdigit, f)))) | |
| if len(f_list) == 0: | |
| return None | |
| return f_list | |
| def latest_checkpoint_path(dir_path, regex="G_*.pth"): | |
| f_list = scan_checkpoint(dir_path, regex) | |
| if not f_list: | |
| return None | |
| x = f_list[-1] | |
| print(x) | |
| return x | |
| def remove_old_checkpoints(cp_dir, prefixes=['G_*.pth', 'D_*.pth', 'DUR_*.pth']): | |
| for prefix in prefixes: | |
| sorted_ckpts = scan_checkpoint(cp_dir, prefix) | |
| if sorted_ckpts and len(sorted_ckpts) > 3: | |
| for ckpt_path in sorted_ckpts[:-3]: | |
| os.remove(ckpt_path) | |
| print("removed {}".format(ckpt_path)) | |
| # def plot_spectrogram_to_numpy(spectrogram): | |
| # global MATPLOTLIB_FLAG | |
| # if not MATPLOTLIB_FLAG: | |
| # import matplotlib | |
| # | |
| # matplotlib.use("Agg") | |
| # MATPLOTLIB_FLAG = True | |
| # mpl_logger = logging.getLogger("matplotlib") | |
| # mpl_logger.setLevel(logging.WARNING) | |
| # # import matplotlib.pylab as plt | |
| # import numpy as np | |
| # | |
| # fig, ax = plt.subplots(figsize=(10, 2)) | |
| # im = ax.imshow(spectrogram, aspect="auto", origin="lower", interpolation="none") | |
| # plt.colorbar(im, ax=ax) | |
| # plt.xlabel("Frames") | |
| # plt.ylabel("Channels") | |
| # plt.tight_layout() | |
| # | |
| # fig.canvas.draw() | |
| # data = np.fromstring(fig.canvas.tostring_rgb(), dtype=np.uint8, sep="") | |
| # data = data.reshape(fig.canvas.get_width_height()[::-1] + (3,)) | |
| # plt.close() | |
| # return data | |
| # def plot_alignment_to_numpy(alignment, info=None): | |
| # global MATPLOTLIB_FLAG | |
| # if not MATPLOTLIB_FLAG: | |
| # import matplotlib | |
| # | |
| # matplotlib.use("Agg") | |
| # MATPLOTLIB_FLAG = True | |
| # mpl_logger = logging.getLogger("matplotlib") | |
| # mpl_logger.setLevel(logging.WARNING) | |
| # import matplotlib.pylab as plt | |
| # import numpy as np | |
| # | |
| # fig, ax = plt.subplots(figsize=(6, 4)) | |
| # im = ax.imshow( | |
| # alignment.transpose(), aspect="auto", origin="lower", interpolation="none" | |
| # ) | |
| # fig.colorbar(im, ax=ax) | |
| # xlabel = "Decoder timestep" | |
| # if info is not None: | |
| # xlabel += "\n\n" + info | |
| # plt.xlabel(xlabel) | |
| # plt.ylabel("Encoder timestep") | |
| # plt.tight_layout() | |
| # | |
| # fig.canvas.draw() | |
| # data = np.fromstring(fig.canvas.tostring_rgb(), dtype=np.uint8, sep="") | |
| # data = data.reshape(fig.canvas.get_width_height()[::-1] + (3,)) | |
| # plt.close() | |
| # return data | |
| def load_wav_to_torch(full_path): | |
| sampling_rate, data = read(full_path) | |
| return torch.FloatTensor(data.astype(np.float32)), sampling_rate | |
| def load_filepaths_and_text(filename, split="|"): | |
| with open(filename, encoding="utf-8") as f: | |
| filepaths_and_text = [line.strip().split(split) for line in f] | |
| return filepaths_and_text | |
| def get_hparams(init=True): | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument( | |
| "-c", | |
| "--config", | |
| type=str, | |
| default="./configs/base.json", | |
| help="JSON file for configuration", | |
| ) | |
| parser.add_argument("-m", "--model", type=str, required=True, help="Model name") | |
| args = parser.parse_args() | |
| model_dir = os.path.join("./logs", args.model) | |
| if not os.path.exists(model_dir): | |
| os.makedirs(model_dir) | |
| config_path = args.config | |
| config_save_path = os.path.join(model_dir, "config.json") | |
| if init: | |
| with open(config_path, "r") as f: | |
| data = f.read() | |
| with open(config_save_path, "w") as f: | |
| f.write(data) | |
| else: | |
| with open(config_save_path, "r") as f: | |
| data = f.read() | |
| config = json.loads(data) | |
| hparams = HParams(**config) | |
| hparams.model_dir = model_dir | |
| return hparams | |
| def get_hparams_from_dir(model_dir): | |
| config_save_path = os.path.join(model_dir, "config.json") | |
| with open(config_save_path, "r") as f: | |
| data = f.read() | |
| config = json.loads(data) | |
| hparams = HParams(**config) | |
| hparams.model_dir = model_dir | |
| return hparams | |
| def get_hparams_from_file(config_path): | |
| with open(config_path, "r") as f: | |
| data = f.read() | |
| config = json.loads(data) | |
| hparams = HParams(**config) | |
| return hparams | |
| def check_git_hash(model_dir): | |
| source_dir = os.path.dirname(os.path.realpath(__file__)) | |
| if not os.path.exists(os.path.join(source_dir, ".git")): | |
| logger.warn( | |
| "{} is not a git repository, therefore hash value comparison will be ignored.".format( | |
| source_dir | |
| ) | |
| ) | |
| return | |
| cur_hash = subprocess.getoutput("git rev-parse HEAD") | |
| path = os.path.join(model_dir, "githash") | |
| if os.path.exists(path): | |
| saved_hash = open(path).read() | |
| if saved_hash != cur_hash: | |
| logger.warn( | |
| "git hash values are different. {}(saved) != {}(current)".format( | |
| saved_hash[:8], cur_hash[:8] | |
| ) | |
| ) | |
| else: | |
| open(path, "w").write(cur_hash) | |
| def get_logger(model_dir, filename="train.log"): | |
| global logger | |
| logger = logging.getLogger(os.path.basename(model_dir)) | |
| logger.setLevel(logging.DEBUG) | |
| formatter = logging.Formatter("%(asctime)s\t%(name)s\t%(levelname)s\t%(message)s") | |
| if not os.path.exists(model_dir): | |
| os.makedirs(model_dir) | |
| h = logging.FileHandler(os.path.join(model_dir, filename)) | |
| h.setLevel(logging.DEBUG) | |
| h.setFormatter(formatter) | |
| logger.addHandler(h) | |
| return logger | |
| class HParams: | |
| def __init__(self, **kwargs): | |
| for k, v in kwargs.items(): | |
| if type(v) == dict: | |
| v = HParams(**v) | |
| self[k] = v | |
| def keys(self): | |
| return self.__dict__.keys() | |
| def items(self): | |
| return self.__dict__.items() | |
| def values(self): | |
| return self.__dict__.values() | |
| def __len__(self): | |
| return len(self.__dict__) | |
| def __getitem__(self, key): | |
| return getattr(self, key) | |
| def __setitem__(self, key, value): | |
| return setattr(self, key, value) | |
| def __contains__(self, key): | |
| return key in self.__dict__ | |
| def __repr__(self): | |
| return self.__dict__.__repr__() |