codekingpro/portable-devtools

1"""Regexps to match html elements2"""3 4import re5 6attr_name = "[a-zA-Z_:][a-zA-Z0-9:._-]*"7 8unquoted = "[^\"'=<>`\\x00-\\x20]+"9single_quoted = "'[^']*'"10double_quoted = '"[^"]*"'11 12attr_value = "(?:" + unquoted + "|" + single_quoted + "|" + double_quoted + ")"13 14attribute = "(?:\\s+" + attr_name + "(?:\\s*=\\s*" + attr_value + ")?)"15 16open_tag = "<[A-Za-z][A-Za-z0-9\\-]*" + attribute + "*\\s*\\/?>"17 18close_tag = "<\\/[A-Za-z][A-Za-z0-9\\-]*\\s*>"19comment = "<!---->|<!--(?:-?[^>-])(?:-?[^-])*-->"20processing = "<[?][\\s\\S]*?[?]>"21declaration = "<![A-Z]+\\s+[^>]*>"22cdata = "<!\\[CDATA\\[[\\s\\S]*?\\]\\]>"23 24HTML_TAG_RE = re.compile(25    "^(?:"26    + open_tag27    + "|"28    + close_tag29    + "|"30    + comment31    + "|"32    + processing33    + "|"34    + declaration35    + "|"36    + cdata37    + ")"38)39HTML_OPEN_CLOSE_TAG_STR = "^(?:" + open_tag + "|" + close_tag + ")"40HTML_OPEN_CLOSE_TAG_RE = re.compile(HTML_OPEN_CLOSE_TAG_STR)41