def static(self, uri, file_or_directory, pattern=r'<STR_LIT>',<EOL>use_modified_since=True, use_content_range=False):
static_register(self, uri, file_or_directory, pattern,<EOL>use_modified_since, use_content_range)<EOL>
Register a root to serve files from. The input can either be a
        file or a directory. See