done

lib/python3.11/site-packages/dash/fingerprint.py

@@ -0,0 +1,25 @@
+import re
+
+cache_regex = re.compile(r"^v[\w-]+m[0-9a-fA-F]+$")
+version_clean = re.compile(r"[^\w-]")
+
+
+def build_fingerprint(path, version, hash_value):
+    path_parts = path.split("/")
+    filename, extension = path_parts[-1].split(".", 1)
+    file_path = "/".join(path_parts[:-1] + [filename])
+    v_str = re.sub(version_clean, "_", str(version))
+
+    return f"{file_path}.v{v_str}m{hash_value}.{extension}"
+
+
+def check_fingerprint(path):
+    path_parts = path.split("/")
+    name_parts = path_parts[-1].split(".")
+
+    # Check if the resource has a fingerprint
+    if len(name_parts) > 2 and cache_regex.match(name_parts[1]):
+        original_name = ".".join([name_parts[0]] + name_parts[2:])
+        return "/".join(path_parts[:-1] + [original_name]), True
+
+    return path, False