re_bin_only_nmu = re.compile(r"\+b\d+$")
re_comments = re.compile(r"\#.*")
+re_whitespace_comment = re.compile(r"^\s*(#|$)")
re_no_epoch = re.compile(r"^\d+\:")
re_no_revision = re.compile(r"-[^-]+$")
re_arch_from_filename = re.compile(r"/binary-[^/]+/")