keep_locator_pattern = re.compile(r'[0-9a-f]{32}\+\d+(\+\S+)*')
signed_locator_pattern = re.compile(r'[0-9a-f]{32}\+\d+(\+\S+)*\+A\S+(\+\S+)*')
keep_locator_pattern = re.compile(r'[0-9a-f]{32}\+\d+(\+\S+)*')
signed_locator_pattern = re.compile(r'[0-9a-f]{32}\+\d+(\+\S+)*\+A\S+(\+\S+)*')