69 lines
2.3 KiB
Python
69 lines
2.3 KiB
Python
import copy
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import functools
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import os
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from multiprocessing.pool import ThreadPool
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import torch
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from train import Trainer
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from utils import options as option
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import collections.abc
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def deep_update(d, u):
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for k, v in u.items():
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if isinstance(v, collections.abc.Mapping):
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d[k] = deep_update(d.get(k, {}), v)
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else:
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d[k] = v
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return d
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def launch_trainer(opt, opt_path, rank):
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os.environ['CUDA_VISIBLE_DEVICES'] = str(rank)
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print('export CUDA_VISIBLE_DEVICES=' + str(rank))
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trainer = Trainer()
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opt['dist'] = False
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trainer.rank = -1
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trainer.init(opt_path, opt, 'none')
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trainer.do_training()
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if __name__ == '__main__':
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"""
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Ad-hoc script (hard coded; no command-line parameters) that spawns multiple separate trainers from a single options
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file, with a hard-coded set of modifications.
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"""
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base_opt = '../experiments/train_diffusion_tts9_sweep.yml'
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modifications = {
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'baseline': {},
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'more_filters': {'networks': {'generator': {'kwargs': {'model_channels': 96}}}},
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'more_kern': {'networks': {'generator': {'kwargs': {'kernel_size': 5}}}},
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'less_heads': {'networks': {'generator': {'kwargs': {'num_heads': 2}}}},
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'eff_off': {'networks': {'generator': {'kwargs': {'efficient_convs': False}}}},
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'more_time': {'networks': {'generator': {'kwargs': {'time_embed_dim_multiplier': 8}}}},
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'scale_shift_off': {'networks': {'generator': {'kwargs': {'use_scale_shift_norm': False}}}},
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'shallow_res': {'networks': {'generator': {'kwargs': {'num_res_blocks': [1, 1, 1, 1, 1, 2, 2]}}}},
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}
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opt = option.parse(base_opt, is_train=True)
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all_opts = []
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for i, (mod, mod_dict) in enumerate(modifications.items()):
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nd = copy.deepcopy(opt)
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deep_update(nd, mod_dict)
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nd['name'] = f'{nd["name"]}_{mod}'
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nd['wandb_run_name'] = mod
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base_path = nd['path']['log']
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for k, p in nd['path'].items():
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if isinstance(p, str) and base_path in p:
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nd['path'][k] = p.replace(base_path, f'{base_path}/{mod}')
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all_opts.append(nd)
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for i in range(1,len(modifications)):
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pid = os.fork()
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if pid == 0:
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rank = i
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break
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else:
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rank = 0
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launch_trainer(all_opts[rank], base_opt, rank)
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