您是否在问如何确定给定开放式标点符号对应的结束标点符号？Unicode对此没有定义。实际上，甚至没有1：1的关系。
$ unichars '\p{Open_Punctuation}' | wc -l
75
$ unichars '\p{Close_Punctuation}' | wc -l
73
但是，构建自己的映射应该相对容易。
$ unichars '\p{Open_Punctuation}' | cat
( U+0028 LEFT PARENTHESIS
[ U+005B LEFT SQUARE BRACKET
{ U+007B LEFT CURLY BRACKET
? U+0F3A TIBETAN MARK GUG RTAGS GYON
? U+0F3C TIBETAN MARK ANG KHANG GYON
? U+169B OGHAM FEATHER MARK
? U+201A SINGLE LOW-9 QUOTATION MARK
? U+201E DOUBLE LOW-9 QUOTATION MARK
? U+2045 LEFT SQUARE BRACKET WITH QUILL
? U+207D SUPERSCRIPT LEFT PARENTHESIS
? U+208D SUBSCRIPT LEFT PARENTHESIS
? U+2308 LEFT CEILING
? U+230A LEFT FLOOR
? U+2329 LEFT-POINTING ANGLE BRACKET
? U+2768 MEDIUM LEFT PARENTHESIS ORNAMENT
? U+276A MEDIUM FLATTENED LEFT PARENTHESIS ORNAMENT
? U+276C MEDIUM LEFT-POINTING ANGLE BRACKET ORNAMENT
? U+276E HEAVY LEFT-POINTING ANGLE QUOTATION MARK ORNAMENT
? U+2770 HEAVY LEFT-POINTING ANGLE BRACKET ORNAMENT
? U+2772 LIGHT LEFT TORTOISE SHELL BRACKET ORNAMENT
? U+2774 MEDIUM LEFT CURLY BRACKET ORNAMENT
? U+27C5 LEFT S-SHAPED BAG DELIMITER
? U+27E6 MATHEMATICAL LEFT WHITE SQUARE BRACKET
? U+27E8 MATHEMATICAL LEFT ANGLE BRACKET
? U+27EA MATHEMATICAL LEFT DOUBLE ANGLE BRACKET
? U+27EC MATHEMATICAL LEFT WHITE TORTOISE SHELL BRACKET
? U+27EE MATHEMATICAL LEFT FLATTENED PARENTHESIS
? U+2983 LEFT WHITE CURLY BRACKET
? U+2985 LEFT WHITE PARENTHESIS
? U+2987 Z NOTATION LEFT IMAGE BRACKET
? U+2989 Z NOTATION LEFT BINDING BRACKET
? U+298B LEFT SQUARE BRACKET WITH UNDERBAR
? U+298D LEFT SQUARE BRACKET WITH TICK IN TOP CORNER
? U+298F LEFT SQUARE BRACKET WITH TICK IN BOTTOM CORNER
? U+2991 LEFT ANGLE BRACKET WITH DOT
? U+2993 LEFT ARC LESS-THAN BRACKET
? U+2995 DOUBLE LEFT ARC GREATER-THAN BRACKET
? U+2997 LEFT BLACK TORTOISE SHELL BRACKET
? U+29D8 LEFT WIGGLY FENCE
? U+29DA LEFT DOUBLE WIGGLY FENCE
? U+29FC LEFT-POINTING CURVED ANGLE BRACKET
? U+2E22 TOP LEFT HALF BRACKET
? U+2E24 BOTTOM LEFT HALF BRACKET
? U+2E26 LEFT SIDEWAYS U BRACKET
? U+2E28 LEFT DOUBLE PARENTHESIS
? U+2E42 DOUBLE LOW-REVERSED-9 QUOTATION MARK
〈 U+3008 LEFT ANGLE BRACKET
《 U+300A LEFT DOUBLE ANGLE BRACKET
「 U+300C LEFT CORNER BRACKET
『 U+300E LEFT WHITE CORNER BRACKET
【 U+3010 LEFT BLACK LENTICULAR BRACKET
〔 U+3014 LEFT TORTOISE SHELL BRACKET
〖 U+3016 LEFT WHITE LENTICULAR BRACKET
? U+3018 LEFT WHITE TORTOISE SHELL BRACKET
? U+301A LEFT WHITE SQUARE BRACKET
〝 U+301D REVERSED DOUBLE PRIME QUOTATION MARK
? U+FD3F ORNATE RIGHT PARENTHESIS
? U+FE17 PRESENTATION FORM FOR VERTICAL LEFT WHITE LENTICULAR BRACKET
︵ U+FE35 PRESENTATION FORM FOR VERTICAL LEFT PARENTHESIS
︷ U+FE37 PRESENTATION FORM FOR VERTICAL LEFT CURLY BRACKET
︹ U+FE39 PRESENTATION FORM FOR VERTICAL LEFT TORTOISE SHELL BRACKET
︻ U+FE3B PRESENTATION FORM FOR VERTICAL LEFT BLACK LENTICULAR BRACKET
︽ U+FE3D PRESENTATION FORM FOR VERTICAL LEFT DOUBLE ANGLE BRACKET
︿ U+FE3F PRESENTATION FORM FOR VERTICAL LEFT ANGLE BRACKET
﹁ U+FE41 PRESENTATION FORM FOR VERTICAL LEFT CORNER BRACKET
﹃ U+FE43 PRESENTATION FORM FOR VERTICAL LEFT WHITE CORNER BRACKET
? U+FE47 PRESENTATION FORM FOR VERTICAL LEFT SQUARE BRACKET
﹙ U+FE59 SMALL LEFT PARENTHESIS
﹛ U+FE5B SMALL LEFT CURLY BRACKET
﹝ U+FE5D SMALL LEFT TORTOISE SHELL BRACKET
（ U+FF08 FULLWIDTH LEFT PARENTHESIS
［ U+FF3B FULLWIDTH LEFT SQUARE BRACKET
｛ U+FF5B FULLWIDTH LEFT CURLY BRACKET
? U+FF5F FULLWIDTH LEFT WHITE PARENTHESIS
? U+FF62 HALFWIDTH LEFT CORNER BRACKET
$ unichars '\p{Close_Punctuation}' | cat
) U+0029 RIGHT PARENTHESIS
] U+005D RIGHT SQUARE BRACKET
} U+007D RIGHT CURLY BRACKET
? U+0F3B TIBETAN MARK GUG RTAGS GYAS
? U+0F3D TIBETAN MARK ANG KHANG GYAS
? U+169C OGHAM REVERSED FEATHER MARK
? U+2046 RIGHT SQUARE BRACKET WITH QUILL
? U+207E SUPERSCRIPT RIGHT PARENTHESIS
? U+208E SUBSCRIPT RIGHT PARENTHESIS
? U+2309 RIGHT CEILING
? U+230B RIGHT FLOOR
? U+232A RIGHT-POINTING ANGLE BRACKET
? U+2769 MEDIUM RIGHT PARENTHESIS ORNAMENT
? U+276B MEDIUM FLATTENED RIGHT PARENTHESIS ORNAMENT
? U+276D MEDIUM RIGHT-POINTING ANGLE BRACKET ORNAMENT
? U+276F HEAVY RIGHT-POINTING ANGLE QUOTATION MARK ORNAMENT
? U+2771 HEAVY RIGHT-POINTING ANGLE BRACKET ORNAMENT
? U+2773 LIGHT RIGHT TORTOISE SHELL BRACKET ORNAMENT
? U+2775 MEDIUM RIGHT CURLY BRACKET ORNAMENT
? U+27C6 RIGHT S-SHAPED BAG DELIMITER
? U+27E7 MATHEMATICAL RIGHT WHITE SQUARE BRACKET
? U+27E9 MATHEMATICAL RIGHT ANGLE BRACKET
? U+27EB MATHEMATICAL RIGHT DOUBLE ANGLE BRACKET
? U+27ED MATHEMATICAL RIGHT WHITE TORTOISE SHELL BRACKET
? U+27EF MATHEMATICAL RIGHT FLATTENED PARENTHESIS
? U+2984 RIGHT WHITE CURLY BRACKET
? U+2986 RIGHT WHITE PARENTHESIS
? U+2988 Z NOTATION RIGHT IMAGE BRACKET
? U+298A Z NOTATION RIGHT BINDING BRACKET
? U+298C RIGHT SQUARE BRACKET WITH UNDERBAR
? U+298E RIGHT SQUARE BRACKET WITH TICK IN BOTTOM CORNER
? U+2990 RIGHT SQUARE BRACKET WITH TICK IN TOP CORNER
? U+2992 RIGHT ANGLE BRACKET WITH DOT
? U+2994 RIGHT ARC GREATER-THAN BRACKET
? U+2996 DOUBLE RIGHT ARC LESS-THAN BRACKET
? U+2998 RIGHT BLACK TORTOISE SHELL BRACKET
? U+29D9 RIGHT WIGGLY FENCE
? U+29DB RIGHT DOUBLE WIGGLY FENCE
? U+29FD RIGHT-POINTING CURVED ANGLE BRACKET
? U+2E23 TOP RIGHT HALF BRACKET
? U+2E25 BOTTOM RIGHT HALF BRACKET
? U+2E27 RIGHT SIDEWAYS U BRACKET
? U+2E29 RIGHT DOUBLE PARENTHESIS
〉 U+3009 RIGHT ANGLE BRACKET
》 U+300B RIGHT DOUBLE ANGLE BRACKET
」 U+300D RIGHT CORNER BRACKET
』 U+300F RIGHT WHITE CORNER BRACKET
】 U+3011 RIGHT BLACK LENTICULAR BRACKET
〕 U+3015 RIGHT TORTOISE SHELL BRACKET
〗 U+3017 RIGHT WHITE LENTICULAR BRACKET
? U+3019 RIGHT WHITE TORTOISE SHELL BRACKET
? U+301B RIGHT WHITE SQUARE BRACKET
〞 U+301E DOUBLE PRIME QUOTATION MARK
? U+301F LOW DOUBLE PRIME QUOTATION MARK
? U+FD3E ORNATE LEFT PARENTHESIS
? U+FE18 PRESENTATION FORM FOR VERTICAL RIGHT WHITE LENTICULAR BRACKET
︶ U+FE36 PRESENTATION FORM FOR VERTICAL RIGHT PARENTHESIS
︸ U+FE38 PRESENTATION FORM FOR VERTICAL RIGHT CURLY BRACKET
︺ U+FE3A PRESENTATION FORM FOR VERTICAL RIGHT TORTOISE SHELL BRACKET
︼ U+FE3C PRESENTATION FORM FOR VERTICAL RIGHT BLACK LENTICULAR BRACKET
︾ U+FE3E PRESENTATION FORM FOR VERTICAL RIGHT DOUBLE ANGLE BRACKET
﹀ U+FE40 PRESENTATION FORM FOR VERTICAL RIGHT ANGLE BRACKET
﹂ U+FE42 PRESENTATION FORM FOR VERTICAL RIGHT CORNER BRACKET
﹄ U+FE44 PRESENTATION FORM FOR VERTICAL RIGHT WHITE CORNER BRACKET
? U+FE48 PRESENTATION FORM FOR VERTICAL RIGHT SQUARE BRACKET
﹚ U+FE5A SMALL RIGHT PARENTHESIS
﹜ U+FE5C SMALL RIGHT CURLY BRACKET
﹞ U+FE5E SMALL RIGHT TORTOISE SHELL BRACKET
） U+FF09 FULLWIDTH RIGHT PARENTHESIS
］ U+FF3D FULLWIDTH RIGHT SQUARE BRACKET
｝ U+FF5D FULLWIDTH RIGHT CURLY BRACKET
? U+FF60 FULLWIDTH RIGHT WHITE PARENTHESIS
? U+FF63 HALFWIDTH RIGHT CORNER BRACKET
unichars用cpan Unicode::Tusslepython安装后，：
>>> import subprocess
>>> cmd = "unichars '\p{Open_Punctuation}' | cut -f2 -d' ' | tr -d '\n'"
>>> open_punct = subprocess.check_output(cmd, shell=True).decode('utf8')
Smartmatch is experimental at /usr/local/bin/unichars line 546.
>>> print (open_punct)
([{????????????????????????????????????????〈《「『【〔〖??〝??︵︷︹︻︽︿﹁﹃?﹙﹛﹝（［｛??
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