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Dynamically resize symbol tables (max 6 columns) #30110

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Dynamically resize symbol tables (max 6 columns) #30110

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33 changes: 17 additions & 16 deletions doc/sphinxext/math_symbol_table.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,57 +9,57 @@

symbols = [
["Lower-case Greek",
4,
0,
(r"\alpha", r"\beta", r"\gamma", r"\chi", r"\delta", r"\epsilon",
r"\eta", r"\iota", r"\kappa", r"\lambda", r"\mu", r"\nu", r"\omega",
r"\phi", r"\pi", r"\psi", r"\rho", r"\sigma", r"\tau", r"\theta",
r"\upsilon", r"\xi", r"\zeta", r"\digamma", r"\varepsilon", r"\varkappa",
r"\varphi", r"\varpi", r"\varrho", r"\varsigma", r"\vartheta")],
["Upper-case Greek",
4,
0,
(r"\Delta", r"\Gamma", r"\Lambda", r"\Omega", r"\Phi", r"\Pi", r"\Psi",
r"\Sigma", r"\Theta", r"\Upsilon", r"\Xi")],
["Hebrew",
6,
0,
(r"\aleph", r"\beth", r"\gimel", r"\daleth")],
["Latin named characters",
6,
0,
r"""\aa \AA \ae \AE \oe \OE \O \o \thorn \Thorn \ss \eth \dh \DH""".split()],
["Delimiters",
5,
0,
_mathtext.Parser._delims],
["Big symbols",
5,
0,
_mathtext.Parser._overunder_symbols | _mathtext.Parser._dropsub_symbols],
["Standard function names",
5,
0,
{fr"\{fn}" for fn in _mathtext.Parser._function_names}],
["Binary operation symbols",
4,
0,
_mathtext.Parser._binary_operators],
["Relation symbols",
4,
0,
_mathtext.Parser._relation_symbols],
["Arrow symbols",
4,
0,
_mathtext.Parser._arrow_symbols],
["Dot symbols",
4,
0,
r"""\cdots \vdots \ldots \ddots \adots \Colon \therefore \because""".split()],
["Black-board characters",
6,
0,
[fr"\{symbol}" for symbol in _mathtext_data.tex2uni
if re.match(bb_pattern, symbol)]],
["Script characters",
6,
0,
[fr"\{symbol}" for symbol in _mathtext_data.tex2uni
if re.match(scr_pattern, symbol)]],
["Fraktur characters",
6,
0,
[fr"\{symbol}" for symbol in _mathtext_data.tex2uni
if re.match(frak_pattern, symbol)]],
["Miscellaneous symbols",
4,
0,
r"""\neg \infty \forall \wp \exists \bigstar \angle \partial
\nexists \measuredangle \emptyset \sphericalangle \clubsuit
\varnothing \complement \diamondsuit \imath \Finv \triangledown
Expand Down Expand Up @@ -94,7 +94,8 @@ def render_symbol(sym, ignore_variant=False):
sym.startswith(r"\var")),
reverse=(category == "Hebrew")) # Hebrew is rtl
rendered_syms = [f"{render_symbol(sym)} ``{sym}``" for sym in syms]
columns = min(columns, len(syms))
max_columns = 6 # You can adjust this (e.g., 4–8)
columns = min(max_columns, len(syms)) # New dynamic logic
lines.append("**%s**" % category)
lines.append('')
max_width = max(map(len, rendered_syms))
Expand Down
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