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Merge branch 'main' into sdxl

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Kohya S
2023-07-29 14:55:03 +09:00
parent b78c0e2a69 cf8021020f
commit 4072f723c1
6 changed files with 60 additions and 13 deletions
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39
library/train_util.py
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@@ -2483,7 +2483,7 @@ def add_optimizer_arguments(parser: argparse.ArgumentParser):
"--optimizer_type",
type=str,
default="",
help="Optimizer to use / オプティマイザの種類: AdamW (default), AdamW8bit, Lion8bit, Lion, SGDNesterov, SGDNesterov8bit, DAdaptation(DAdaptAdamPreprint), DAdaptAdaGrad, DAdaptAdam, DAdaptAdan, DAdaptAdanIP, DAdaptLion, DAdaptSGD, AdaFactor",
help="Optimizer to use / オプティマイザの種類: AdamW (default), AdamW8bit, PagedAdamW8bit, Lion8bit, PagedLion8bit, Lion, SGDNesterov, SGDNesterov8bit, DAdaptation(DAdaptAdamPreprint), DAdaptAdaGrad, DAdaptAdam, DAdaptAdan, DAdaptAdanIP, DAdaptLion, DAdaptSGD, AdaFactor",
)
# backward compatibility
@@ -3137,7 +3137,7 @@ def resume_from_local_or_hf_if_specified(accelerator, args):
def get_optimizer(args, trainable_params):
# "Optimizer to use: AdamW, AdamW8bit, Lion, SGDNesterov, SGDNesterov8bit, Lion8bit, DAdaptation(DAdaptAdamPreprint), DAdaptAdaGrad, DAdaptAdam, DAdaptAdan, DAdaptAdanIP, DAdaptLion, DAdaptSGD, Adafactor"
# "Optimizer to use: AdamW, AdamW8bit, Lion, SGDNesterov, SGDNesterov8bit, PagedAdamW8bit, Lion8bit, PagedLion8bit, DAdaptation(DAdaptAdamPreprint), DAdaptAdaGrad, DAdaptAdam, DAdaptAdan, DAdaptAdanIP, DAdaptLion, DAdaptSGD, Adafactor"
optimizer_type = args.optimizer_type
if args.use_8bit_adam:
@@ -3214,20 +3214,37 @@ def get_optimizer(args, trainable_params):
print(f"use Lion optimizer | {optimizer_kwargs}")
optimizer_class = lion_pytorch.Lion
optimizer = optimizer_class(trainable_params, lr=lr, **optimizer_kwargs)
elif optimizer_type == "Lion8bit".lower():
elif optimizer_type.endswith("8bit".lower()):
try:
import bitsandbytes as bnb
except ImportError:
raise ImportError("No bitsandbytes / bitsandbytesがインストールされていないようです")
print(f"use 8-bit Lion optimizer | {optimizer_kwargs}")
try:
optimizer_class = bnb.optim.Lion8bit
except AttributeError:
raise AttributeError(
"No Lion8bit. The version of bitsandbytes installed seems to be old. Please install 0.38.0 or later. / Lion8bitが定義されていません。インストールされているbitsandbytesのバージョンが古いようです。0.38.0以上をインストールしてください"
)
if optimizer_type == "Lion8bit".lower():
print(f"use 8-bit Lion optimizer | {optimizer_kwargs}")
try:
optimizer_class = bnb.optim.Lion8bit
except AttributeError:
raise AttributeError(
"No Lion8bit. The version of bitsandbytes installed seems to be old. Please install 0.38.0 or later. / Lion8bitが定義されていません。インストールされているbitsandbytesのバージョンが古いようです。0.38.0以上をインストールしてください"
)
elif optimizer_type == "PagedAdamW8bit".lower():
print(f"use 8-bit PagedAdamW optimizer | {optimizer_kwargs}")
try:
optimizer_class = bnb.optim.PagedAdamW8bit
except AttributeError:
raise AttributeError(
"No PagedAdamW8bit. The version of bitsandbytes installed seems to be old. Please install 0.39.0 or later. / PagedAdamW8bitが定義されていません。インストールされているbitsandbytesのバージョンが古いようです。0.39.0以上をインストールしてください"
)
elif optimizer_type == "PagedLion8bit".lower():
print(f"use 8-bit Paged Lion optimizer | {optimizer_kwargs}")
try:
optimizer_class = bnb.optim.PagedLion8bit
except AttributeError:
raise AttributeError(
"No PagedLion8bit. The version of bitsandbytes installed seems to be old. Please install 0.39.0 or later. / PagedLion8bitが定義されていません。インストールされているbitsandbytesのバージョンが古いようです。0.39.0以上をインストールしてください"
)
optimizer = optimizer_class(trainable_params, lr=lr, **optimizer_kwargs)