Fix N806: rename RECOMMENDED_PACKAGES to lowercase

Signed-off-by: Mohammad Amanour Rahman <[email protected]>

Author: aman0311x

monai/data/image_writer.py

@@ -116,7 +116,7 @@ def resolve_writer(ext_name, error_if_not_found=True) -> Sequence:
         except Exception:  # other writer init errors indicating it exists
             avail_writers.append(_writer)
     if not avail_writers and error_if_not_found:
-        RECOMMENDED_PACKAGES = {
+        recommended_packages = {
             "png": "Pillow",
             "jpg": "Pillow",
             "jpeg": "Pillow",
@@ -128,7 +128,7 @@ def resolve_writer(ext_name, error_if_not_found=True) -> Sequence:
         }
 
         fmt_clean = fmt.replace(".", "").lower()
-        package_hint = RECOMMENDED_PACKAGES.get(fmt_clean, "")
+        package_hint = recommended_packages.get(fmt_clean, "")
 
         msg = f"No ImageWriter backend found for {fmt}."
         if package_hint: