Update pathformat.rst (#5754)

Added explainer about escaping closing braces `$}`
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jwynn6 2025-05-10 20:55:55 -04:00 committed by GitHub
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@ -173,7 +173,7 @@ write a function call. To escape any of these characters (except ``{``, and
* ``${``, which is ambiguous with the variable reference syntax (like
``${title}``). To insert a ``{`` alone, it's always sufficient to just type
``{``.
``{``. You do, however need to use ``$`` to escape a closing brace ``$}``.
* commas are used as argument separators in function calls. Inside of a
function's argument, use ``$,`` to get a literal ``,`` character. Outside of
any function argument, escaping is not necessary: ``,`` by itself will