René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: Doc build is broken","articleBody":"### Bug summary\n\n\u003e     UserWarning: Could not render math expression \\sum_{\\substack{1\\leq i\\leq 3\\\\ 1\\leq j\\leq 5}}\n\ne.g. in https://github.com/matplotlib/matplotlib/pull/29801.\n\nI suspect this may be a bug in pyparsing 3.2.2, which was released today. Ping @ptmcg\n\n### Code for reproduction\n\nI've not yet created a minimal example from the docs, but can do so if additional insight is needed.\n\n### Actual outcome\n\n```\n    Traceback (most recent call last):\n      File \"/home/circleci/project/lib/matplotlib/sphinxext/mathmpl.py\", line 134, in latex2png\n        depth = mathtext.math_to_image(\n                ^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/mathtext.py\", line 134, in math_to_image\n        width, height, depth, _, _ = parser.parse(s, dpi=72, prop=prop)\n                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/mathtext.py\", line 86, in parse\n        return self._parse_cached(s, dpi, prop, antialiased, load_glyph_flags)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/mathtext.py\", line 100, in _parse_cached\n        box = self._parser.parse(s, fontset, fontsize, dpi)\n              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/_mathtext.py\", line 2170, in parse\n        result = self._expression.parseString(s)\n                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/util.py\", line 417, in _inner\n        return fn(self, *args, **kwargs)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 1207, in parse_string\n        loc, tokens = self._parse(instring, 0)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4197, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5232, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5131, in parseImpl\n        loc, tokens = self_expr_parse(instring, loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4175, in parseImpl\n        loc, resultlist = self.exprs[0]._parse(\n                          ^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 892, in _parseNoCache\n        tokens = fn(instring, tokens_start, ret_tokens)  # type: ignore [call-arg, arg-type]\n                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 280, in wrapper\n        return func(*args[limit:])\n               ^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/_mathtext.py\", line 2197, in math_string\n        return self._math_expression.parseString(toks[0][1:-1], parseAll=True)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/util.py\", line 417, in _inner\n        return fn(self, *args, **kwargs)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 1207, in parse_string\n        loc, tokens = self._parse(instring, 0)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5131, in parseImpl\n        loc, tokens = self_expr_parse(instring, loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5666, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4197, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5131, in parseImpl\n        loc, tokens = self_expr_parse(instring, loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4186, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5666, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4197, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5232, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5131, in parseImpl\n        loc, tokens = self_expr_parse(instring, loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5666, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4175, in parseImpl\n        loc, resultlist = self.exprs[0]._parse(\n                          ^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5366, in parseImpl\n        loc, tokens = self_expr._parse(\n                      ^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5666, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4186, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5666, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4703, in parseImpl\n        return self.expr._parse(instring, loc, do_actions, callPreParse=False)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4197, in parseImpl\n        loc, exprtokens = e._parse(instring, loc, do_actions)\n                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5232, in parseImpl\n        return super().parseImpl(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 5131, in parseImpl\n        loc, tokens = self_expr_parse(instring, loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 853, in _parseNoCache\n        loc, tokens = self.parseImpl(instring, pre_loc, do_actions)\n                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 4431, in parseImpl\n        return e._parse(instring, loc, do_actions)\n               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 991, in _parseCache\n        value = self._parseNoCache(instring, loc, do_actions, callPreParse)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 892, in _parseNoCache\n        tokens = fn(instring, tokens_start, ret_tokens)  # type: ignore [call-arg, arg-type]\n                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/core.py\", line 283, in wrapper\n        ret = func(*args[limit:])\n              ^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/pyparsing/helpers.py\", line 549, in \u003clambda\u003e\n        lambda t: t[0].strip(ParserElement.DEFAULT_WHITE_CHARS)\n                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n    TypeError: 'str' object is not callable\n    \n    During handling of the above exception, another exception occurred:\n    \n    Traceback (most recent call last):\n      File \"/home/circleci/.local/lib/python3.12/site-packages/sphinx/util/parallel.py\", line 83, in _process\n        ret = func(arg)  # type: ignore[call-arg]\n              ^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/sphinx/builders/__init__.py\", line 774, in write_process\n        self.write_doc(docname, doctree)\n      File \"/home/circleci/.local/lib/python3.12/site-packages/sphinx/builders/html/__init__.py\", line 670, in write_doc\n        self.docwriter.write(doctree, destination)\n      File \"/home/circleci/.local/lib/python3.12/site-packages/docutils/writers/__init__.py\", line 80, in write\n        self.translate()\n      File \"/home/circleci/.local/lib/python3.12/site-packages/sphinx/writers/html.py\", line 36, in translate\n        self.document.walkabout(visitor)\n      File \"/home/circleci/.local/lib/python3.12/site-packages/docutils/nodes.py\", line 186, in walkabout\n        if child.walkabout(visitor):\n           ^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/docutils/nodes.py\", line 186, in walkabout\n        if child.walkabout(visitor):\n           ^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/.local/lib/python3.12/site-packages/docutils/nodes.py\", line 186, in walkabout\n        if child.walkabout(visitor):\n           ^^^^^^^^^^^^^^^^^^^^^^^^\n      [Previous line repeated 1 more time]\n      File \"/home/circleci/.local/lib/python3.12/site-packages/docutils/nodes.py\", line 178, in walkabout\n        visitor.dispatch_visit(self)\n      File \"/home/circleci/.local/lib/python3.12/site-packages/sphinx/util/docutils.py\", line 767, in dispatch_visit\n        method(node)\n      File \"/home/circleci/project/lib/matplotlib/sphinxext/mathmpl.py\", line 214, in visit_latex_math_html\n        self.body.append(latex2html(node, source))\n                         ^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/sphinxext/mathmpl.py\", line 158, in latex2html\n        depth = latex2png(latex, dest, fontset, fontsize=fontsize)\n                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n      File \"/home/circleci/project/lib/matplotlib/sphinxext/mathmpl.py\", line 137, in latex2png\n        _api.warn_external(f\"Could not render math expression {latex}\")\n      File \"/home/circleci/project/lib/matplotlib/_api/__init__.py\", line 391, in warn_external\n        warnings.warn(message, category, **kwargs)\n    UserWarning: Could not render math expression \\sum_{\\substack{1\\leq i\\leq 3\\\\ 1\\leq j\\leq 5}}\n```\n\n### Expected outcome\n\nNo error.\n\n### Additional information\n\n_No response_\n\n### Operating system\n\n_No response_\n\n### Matplotlib Version\n\nmain\n\n### Matplotlib Backend\n\n_No response_\n\n### Python version\n\n_No response_\n\n### Jupyter version\n\n_No response_\n\n### Installation\n\nNone","author":{"url":"https://github.com/timhoffm","@type":"Person","name":"timhoffm"},"datePublished":"2025-03-25T00:13:33.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/29802/matplotlib/issues/29802"}