Uncompleted Processing Refactor

utils/path_utils.py

@@ -154,6 +154,15 @@ def get_next_incrementing_value(output_base_path: Path, output_directory_pattern
     logger.info(f"Determined next incrementing value: {next_value_str} (Max found: {max_value})")
     return next_value_str
 
+def sanitize_filename(name: str) -> str:
+    """Removes or replaces characters invalid for filenames/directory names."""
+    if not isinstance(name, str): name = str(name)
+    name = re.sub(r'[^\w.\-]+', '_', name) # Allow alphanumeric, underscore, hyphen, dot
+    name = re.sub(r'_+', '_', name)
+    name = name.strip('_')
+    if not name: name = "invalid_name"
+    return name
+
 # --- Basic Unit Tests ---
 if __name__ == "__main__":
     print("Running basic tests for path_utils.generate_path_from_pattern...")