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Merge pull request #8589 from vladmandic/unipc

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add progressbar to unipc sampler
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AUTOMATIC1111 2023-03-14 11:19:21 +03:00 committed by GitHub
commit 8b35b64e11
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2 changed files with 4 additions and 3 deletions
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2
modules/models/diffusion/uni_pc/sampler.py
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@ -71,7 +71,7 @@ class UniPCSampler(object):
# sampling
C, H, W = shape
size = (batch_size, C, H, W)
print(f'Data shape for UniPC sampling is {size}')
# print(f'Data shape for UniPC sampling is {size}')
device = self.model.betas.device
if x_T is None:

5
modules/models/diffusion/uni_pc/uni_pc.py
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@ -1,6 +1,7 @@
import torch
import torch.nn.functional as F
import math
from tqdm.auto import trange
class NoiseScheduleVP:
@ -750,7 +751,7 @@ class UniPC:
if method == 'multistep':
assert steps >= order, "UniPC order must be < sampling steps"
timesteps = self.get_time_steps(skip_type=skip_type, t_T=t_T, t_0=t_0, N=steps, device=device)
print(f"Running UniPC Sampling with {timesteps.shape[0]} timesteps, order {order}")
#print(f"Running UniPC Sampling with {timesteps.shape[0]} timesteps, order {order}")
assert timesteps.shape[0] - 1 == steps
with torch.no_grad():
vec_t = timesteps[0].expand((x.shape[0]))
@ -766,7 +767,7 @@ class UniPC:
self.after_update(x, model_x)
model_prev_list.append(model_x)
t_prev_list.append(vec_t)
for step in range(order, steps + 1):
for step in trange(order, steps + 1):
vec_t = timesteps[step].expand(x.shape[0])
if lower_order_final:
step_order = min(order, steps + 1 - step)