From 39541d7725bc42f456a604b07c50aba503a5a09a Mon Sep 17 00:00:00 2001
From: Fampai <>
Date: Fri, 4 Nov 2022 04:50:22 -0400
Subject: Fixes race condition in training when VAE is unloaded

set_current_image can attempt to use the VAE when it is unloaded to
the CPU while training
---
 modules/textual_inversion/textual_inversion.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'modules/textual_inversion')

diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py
index 0aeb0459..55892c57 100644
--- a/modules/textual_inversion/textual_inversion.py
+++ b/modules/textual_inversion/textual_inversion.py
@@ -273,7 +273,11 @@ def train_embedding(embedding_name, learn_rate, batch_size, data_root, log_direc
     shared.state.textinfo = f"Preparing dataset from {html.escape(data_root)}..."
     with torch.autocast("cuda"):
         ds = modules.textual_inversion.dataset.PersonalizedBase(data_root=data_root, width=training_width, height=training_height, repeats=shared.opts.training_image_repeats_per_epoch, placeholder_token=embedding_name, model=shared.sd_model, device=devices.device, template_file=template_file, batch_size=batch_size)
+
+    old_parallel_processing_allowed = shared.parallel_processing_allowed
+
     if unload:
+        shared.parallel_processing_allowed = False
         shared.sd_model.first_stage_model.to(devices.cpu)
 
     embedding.vec.requires_grad = True
@@ -410,6 +414,7 @@ Last saved image: {html.escape(last_saved_image)}<br/>
     filename = os.path.join(shared.cmd_opts.embeddings_dir, f'{embedding_name}.pt')
     save_embedding(embedding, checkpoint, embedding_name, filename, remove_cached_checksum=True)
     shared.sd_model.first_stage_model.to(devices.device)
+    shared.parallel_processing_allowed = old_parallel_processing_allowed
 
     return embedding, filename
 
-- 
cgit v1.2.3


From 4d5f1691dda971ec7b461dd880426300fd54ccee Mon Sep 17 00:00:00 2001
From: brkirch <brkirch@users.noreply.github.com>
Date: Mon, 28 Nov 2022 21:36:35 -0500
Subject: Use devices.autocast instead of torch.autocast

---
 modules/textual_inversion/dataset.py           | 4 ++--
 modules/textual_inversion/textual_inversion.py | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'modules/textual_inversion')

diff --git a/modules/textual_inversion/dataset.py b/modules/textual_inversion/dataset.py
index e5725f33..2dc64c3c 100644
--- a/modules/textual_inversion/dataset.py
+++ b/modules/textual_inversion/dataset.py
@@ -82,7 +82,7 @@ class PersonalizedBase(Dataset):
             torchdata = torch.from_numpy(npimage).permute(2, 0, 1).to(device=device, dtype=torch.float32)
             latent_sample = None
 
-            with torch.autocast("cuda"):
+            with devices.autocast():
                 latent_dist = model.encode_first_stage(torchdata.unsqueeze(dim=0))
 
             if latent_sampling_method == "once" or (latent_sampling_method == "deterministic" and not isinstance(latent_dist, DiagonalGaussianDistribution)):
@@ -101,7 +101,7 @@ class PersonalizedBase(Dataset):
                 entry.cond_text = self.create_text(filename_text)
 
             if include_cond and not (self.tag_drop_out != 0 or self.shuffle_tags):
-                with torch.autocast("cuda"):
+                with devices.autocast():
                     entry.cond = cond_model([entry.cond_text]).to(devices.cpu).squeeze(0)
 
             self.dataset.append(entry)
diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py
index 4eb75cb5..daf8d1b8 100644
--- a/modules/textual_inversion/textual_inversion.py
+++ b/modules/textual_inversion/textual_inversion.py
@@ -316,7 +316,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_
                 if shared.state.interrupted:
                     break
 
-                with torch.autocast("cuda"):
+                with devices.autocast():
                     # c = stack_conds(batch.cond).to(devices.device)
                     # mask = torch.tensor(batch.emb_index).to(devices.device, non_blocking=pin_memory)
                     # print(mask)
-- 
cgit v1.2.3


From 119a945ef7569128eb7d6772468ffc5567c2e161 Mon Sep 17 00:00:00 2001
From: PhytoEpidemic <64293310+PhytoEpidemic@users.noreply.github.com>
Date: Fri, 2 Dec 2022 12:16:29 -0600
Subject: Fix divide by 0 error

Fix of the edge case 0 weight that occasionally will pop up in some specific situations. This was crashing the script.
---
 modules/textual_inversion/autocrop.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'modules/textual_inversion')

diff --git a/modules/textual_inversion/autocrop.py b/modules/textual_inversion/autocrop.py
index 9859974a..68e1103c 100644
--- a/modules/textual_inversion/autocrop.py
+++ b/modules/textual_inversion/autocrop.py
@@ -276,8 +276,8 @@ def poi_average(pois, settings):
         weight += poi.weight
         x += poi.x * poi.weight
         y += poi.y * poi.weight
-    avg_x = round(x / weight)
-    avg_y = round(y / weight)
+    avg_x = round(weight and x / weight)
+    avg_y = round(weight and y / weight)
 
     return PointOfInterest(avg_x, avg_y)
 
@@ -338,4 +338,4 @@ class Settings:
     self.face_points_weight = face_points_weight
     self.annotate_image = annotate_image
     self.destop_view_image = False
-    self.dnn_model_path = dnn_model_path
\ No newline at end of file
+    self.dnn_model_path = dnn_model_path
-- 
cgit v1.2.3