#re_is_orig_source = re.compile (r"(.+)_(.+?)\.(?:orig\.)?tar\.(?:gz|bz2)$")
re_single_line_field = re.compile(r"^(\S*?)\s*:\s*(.*)")
#re_is_orig_source = re.compile (r"(.+)_(.+?)\.(?:orig\.)?tar\.(?:gz|bz2)$")
re_single_line_field = re.compile(r"^(\S*?)\s*:\s*(.*)")