code: def find_schema_paths(schema_files_path=DEFAULT_SCHEMA_FILES_PATH):
      
      paths = []
      for path in schema_files_path:
          if os.path.isdir(path):
              paths.append(path)
      if paths:
          return paths
      raise SchemaFilesNotFound("Searched " + os.pathsep.join(schema_files_path))
docs: Searches the locations in the `SCHEMA_FILES_PATH` to
      try to find where the schema SQL files are located.