Fix requirements.txt and use simpler sitecustomize installer

install_sitecustomize.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+"""Install sitecustomize.py to fix OMP_NUM_THREADS"""
+import os
+import shutil
+import site
+
+sitecustomize_content = """
+import os
+if 'OMP_NUM_THREADS' in os.environ:
+    value = str(os.environ['OMP_NUM_THREADS'])
+    if not value.isdigit():
+        os.environ['OMP_NUM_THREADS'] = '4'
+"""
+
+try:
+    for site_dir in site.getsitepackages():
+        if os.access(site_dir, os.W_OK):
+            dest = os.path.join(site_dir, 'sitecustomize.py')
+            with open(dest, 'w') as f:
+                f.write(sitecustomize_content)
+            print(f"✅ Installed sitecustomize.py to {dest}")
+            break
+except Exception as e:
+    print(f"Could not install sitecustomize.py: {e}")

requirements.txt

@@ -93,4 +93,4 @@ validators==0.20.0
 yarl==1.9.2
 zipp==3.15.0
 torch>=2.0.0
--e .
+python install_sitecustomize.py