🐛 Add dependency on opencv 4.8.0 (#1899)

adding -U to pip

install.py

@@ -1,18 +1,36 @@
 import launch
 import os
 import pkg_resources
+from typing import Tuple, Optional
 
 req_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), "requirements.txt")
 
+
+def comparable_version(version: str) -> Tuple:
+    return tuple(version.split('.'))
+
+
+def get_installed_version(package: str) -> Optional[str]:
+    try:
+        return pkg_resources.get_distribution(package).version
+    except Exception:
+        return None
+
+
 with open(req_file) as file:
     for package in file:
         try:
             package = package.strip()
             if '==' in package:
                 package_name, package_version = package.split('==')
-                installed_version = pkg_resources.get_distribution(package_name).version
+                installed_version = get_installed_version(package_name)
                 if installed_version != package_version:
-                    launch.run_pip(f"install {package}", f"sd-webui-controlnet requirement: changing {package_name} version from {installed_version} to {package_version}")
+                    launch.run_pip(f"install -U {package}", f"sd-webui-controlnet requirement: changing {package_name} version from {installed_version} to {package_version}")
+            elif '>=' in package:
+                package_name, package_version = package.split('>=')
+                installed_version = get_installed_version(package_name)
+                if not installed_version or comparable_version(installed_version) < comparable_version(package_version):
+                    launch.run_pip(f"install -U {package}", f"sd-webui-controlnet requirement: changing {package_name} version from {installed_version} to {package_version}")
             elif not launch.is_installed(package):
                 launch.run_pip(f"install {package}", f"sd-webui-controlnet requirement: {package}")
         except Exception as e:

requirements.txt

@@ -1,3 +1,4 @@
 mediapipe
 svglib
 fvcore
+opencv-python>=4.8.0