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Add Negative Prompt Supported. #244

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Add Negative Prompt Supported. #244

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Add Negative Prompt Supported.
ytooyama Aug 27, 2023
709bcd3
Update environment.yaml
ytooyama Sep 20, 2023
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2 changes: 1 addition & 1 deletion environment.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ dependencies:
- streamlit>=0.73.1
- einops==0.3.0
- torch-fidelity==0.3.0
- transformers==4.19.2
- transformers==4.33.2
- torchmetrics==0.6.0
- kornia==0.6
- -e git+https://github.com/CompVis/taming-transformers.git@master#egg=taming-transformers
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15 changes: 14 additions & 1 deletion optimizedSD/optimized_txt2img.py
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Expand Up @@ -129,6 +129,11 @@ def load_model_from_config(ckpt, verbose=False):
type=str,
help="if specified, load prompts from this file",
)
parser.add_argument(
"--negative-prompt-file",
type=str,
help="if specified, load negative prompts from this file",
)
parser.add_argument(
"--seed",
type=int,
Expand Down Expand Up @@ -235,6 +240,7 @@ def load_model_from_config(ckpt, verbose=False):

batch_size = opt.n_samples
n_rows = opt.n_rows if opt.n_rows > 0 else batch_size

if not opt.from_file:
assert opt.prompt is not None
prompt = opt.prompt
Expand All @@ -250,6 +256,13 @@ def load_model_from_config(ckpt, verbose=False):
data = batch_size * list(data)
data = list(chunk(sorted(data), batch_size))

if not opt.negative_prompt_file:
negative_prompt = ""
else:
print(f"reading negative prompts from {opt.negative_prompt_file}")
with open(opt.negative_prompt_file, "r") as f:
negative_prompt = f.read().splitlines()
negative_prompt = ' '.join(negative_prompt)

if opt.precision == "autocast" and opt.device != "cpu":
precision_scope = autocast
Expand All @@ -271,7 +284,7 @@ def load_model_from_config(ckpt, verbose=False):
modelCS.to(opt.device)
uc = None
if opt.scale != 1.0:
uc = modelCS.get_learned_conditioning(batch_size * [""])
uc = modelCS.get_learned_conditioning(batch_size * [negative_prompt])
if isinstance(prompts, tuple):
prompts = list(prompts)

Expand Down