minor refactoring

host_tools/utils/File.py

@@ -266,26 +266,37 @@ def get_paths(
             name_include: str = None,
             name_starts_with: str = None
     ) -> list:
-        ext_dirs = [join(path, ext_path) for ext_path in exceptions_dirs] if exceptions_dirs else []
+        if exceptions_dirs:
+            exceptions_dirs = {join(path, ext_path) for ext_path in (exceptions_dirs or set())}
+
+        if extension:
+            extension = tuple(ext.lower() for ext in extension) if isinstance(extension, tuple) else extension.lower()
 
         file_paths = []
 
         for root, dirs, files in walk(path):
+            if exceptions_dirs and any(ext_path in root for ext_path in exceptions_dirs):
+                continue
+
+            if dir_include and dir_include not in basename(root):
+                continue
+
             for filename in files:
-                if (
-                    exceptions_files and filename in exceptions_files
-                    or exceptions_dirs and [path for path in ext_dirs if path in root]
-                    or dir_include and (dir_include not in basename(root))
-                    or name_include and (name_include not in filename)
-                    or name_starts_with and not filename.startswith(name_starts_with)
-                ):
+                if exceptions_files and filename in exceptions_files:
+                    continue
+
+                if name_include and name_include not in filename:
                     continue
-                if names:
-                    file_paths.append(join(root, filename)) if filename in names else ...
-                elif extension:
-                    if filename.lower().endswith(extension if isinstance(extension, tuple) else extension.lower()):
-                        file_paths.append(join(root, filename))
-                else:
-                    file_paths.append(join(root, filename))
+
+                if name_starts_with and not filename.startswith(name_starts_with):
+                    continue
+
+                if names and filename not in names:
+                    continue
+
+                if extension and not filename.lower().endswith(extension):
+                    continue
+
+                file_paths.append(join(root, filename))
 
         return file_paths