From f4b0656dbbc61e6412258e53cbdb24250824dd21 Mon Sep 17 00:00:00 2001
From: Vladimir Mandic <mandic00@live.com>
Date: Wed, 12 Nov 2025 19:24:47 -0500
Subject: [PATCH] reduce requirements

Signed-off-by: Vladimir Mandic <mandic00@live.com>
---
 CHANGELOG.md             | 1 +
 modules/images_resize.py | 2 ++
 requirements.txt         | 2 --
 scripts/pulid_ext.py     | 4 +++-
 4 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89043cab5..b2d0bb836 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,6 +26,7 @@ TBD
   - chrono: switch to official pipeline  
   - pipeline: add optional preprocess and postprocess hooks  
   - auth: wrap all internal api calls with auth check and use token when possible  
+  - installer: reduce requirements  
 - **Fixes**
   - hires: strength save/load in metadata, thanks @awsr  
   - imgi2img: fix initial scale tab, thanks @awsr  
diff --git a/modules/images_resize.py b/modules/images_resize.py
index 71bfcb408..bbe25ba68 100644
--- a/modules/images_resize.py
+++ b/modules/images_resize.py
@@ -95,6 +95,8 @@ def resize_image(resize_mode: int, im: Union[Image.Image, torch.Tensor], width:
         return res
 
     def context_aware(im: Image.Image, width, height, context):
+        from installer import install
+        install('seam-carving')
         width, height = int(width), int(height)
         import seam_carving # https://github.com/li-plus/seam-carving
         if 'forward' in context.lower():
diff --git a/requirements.txt b/requirements.txt
index e29873aef..7f2aae720 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,9 +61,7 @@ sentencepiece==0.2.1
 # additional
 blendmodes
 scipy==1.14.1
-torchdiffeq
 scikit-image
-seam-carving
 
 # lint
 ruff
diff --git a/scripts/pulid_ext.py b/scripts/pulid_ext.py
index ede691902..9fdb85e3d 100644
--- a/scripts/pulid_ext.py
+++ b/scripts/pulid_ext.py
@@ -28,9 +28,11 @@ class Script(scripts_manager.Script):
         return True
 
     def dependencies(self):
-        from installer import installed, install_insightface
+        from installer import installed, install, install_insightface
         if not installed('insightface', reload=False, quiet=True):
             install_insightface()
+        if not installed('torchdiffeq'):
+            install('torchdiffeq')
 
     def register(self): # register xyz grid elements
         global registered # pylint: disable=global-statement