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Fix meta tensor issue #29

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merged 2 commits into from
Oct 12, 2023
Merged

Fix meta tensor issue #29

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0c9fb74
fix meta tensor issue (NotImplementedError: Cannot copy out of meta t…
wkpark Oct 12, 2023
182ec63
add unload / reload buttons
wkpark Oct 12, 2023
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22 changes: 22 additions & 0 deletions scripts/model_mixer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -810,6 +810,22 @@ def change_mode(mode):
read_model_a_metadata = gr.Button("model A metadata")
read_model_b_metadata = gr.Button("model B metadata")

with gr.Row(variant="compact"):
unload_sd_model = gr.Button("Unload model to free VRAM")
reload_sd_model = gr.Button("Reload model back to VRAM")

unload_sd_model.click(
fn=sd_models.unload_model_weights,
inputs=[],
outputs=[]
)

reload_sd_model.click(
fn=sd_models.reload_model_weights,
inputs=[],
outputs=[]
)

def addblockweights(val, blockopt, *blocks):
if val == "none":
val = 0
Expand Down Expand Up @@ -2122,6 +2138,12 @@ def fake_checkpoint(checkpoint_info, metadata, model_name, sha256):
print("WARN: lowvram/medvram load_model() with minor workaround")
sd_models.unload_model_weights()
#sd_models.model_data.__init__()

if sd_models.model_data.sd_model:
sd_models.send_model_to_cpu(sd_models.model_data.sd_model)
sd_models.model_data.sd_model = None
devices.torch_gc()

sd_models.load_model(checkpoint_info=checkpoint_info, already_loaded_state_dict=state_dict)
del state_dict
devices.torch_gc()
Expand Down