99
1010symbols = [
1111 ["Lower-case Greek" ,
12- 4 ,
1312 (r"\alpha" ,r"\beta" ,r"\gamma" ,r"\chi" ,r"\delta" ,r"\epsilon" ,
1413r"\eta" ,r"\iota" ,r"\kappa" ,r"\lambda" ,r"\mu" ,r"\nu" ,r"\omega" ,
1514r"\phi" ,r"\pi" ,r"\psi" ,r"\rho" ,r"\sigma" ,r"\tau" ,r"\theta" ,
1615r"\upsilon" ,r"\xi" ,r"\zeta" ,r"\digamma" ,r"\varepsilon" ,r"\varkappa" ,
1716r"\varphi" ,r"\varpi" ,r"\varrho" ,r"\varsigma" ,r"\vartheta" )],
1817 ["Upper-case Greek" ,
19- 4 ,
2018 (r"\Delta" ,r"\Gamma" ,r"\Lambda" ,r"\Omega" ,r"\Phi" ,r"\Pi" ,r"\Psi" ,
2119r"\Sigma" ,r"\Theta" ,r"\Upsilon" ,r"\Xi" )],
2220 ["Hebrew" ,
23- 6 ,
2421 (r"\aleph" ,r"\beth" ,r"\gimel" ,r"\daleth" )],
2522 ["Latin named characters" ,
26- 6 ,
2723r"""\aa \AA \ae \AE \oe \OE \O \o \thorn \Thorn \ss \eth \dh \DH""" .split ()],
2824 ["Delimiters" ,
29- 5 ,
3025_mathtext .Parser ._delims ],
3126 ["Big symbols" ,
32- 5 ,
3327_mathtext .Parser ._overunder_symbols | _mathtext .Parser ._dropsub_symbols ],
3428 ["Standard function names" ,
35- 5 ,
3629 {fr"\{ fn } for fn in _mathtext .Parser ._function_names }],
3730 ["Binary operation symbols" ,
38- 4 ,
3931_mathtext .Parser ._binary_operators ],
4032 ["Relation symbols" ,
41- 4 ,
4233_mathtext .Parser ._relation_symbols ],
4334 ["Arrow symbols" ,
44- 4 ,
4535_mathtext .Parser ._arrow_symbols ],
4636 ["Dot symbols" ,
47- 4 ,
4837r"""\cdots \vdots \ldots \ddots \adots \Colon \therefore \because""" .split ()],
4938 ["Black-board characters" ,
50- 6 ,
5139 [fr"\{ symbol } for symbol in _mathtext_data .tex2uni
5240if re .match (bb_pattern ,symbol )]],
5341 ["Script characters" ,
54- 6 ,
5542 [fr"\{ symbol } for symbol in _mathtext_data .tex2uni
5643if re .match (scr_pattern ,symbol )]],
5744 ["Fraktur characters" ,
58- 6 ,
5945 [fr"\{ symbol } for symbol in _mathtext_data .tex2uni
6046if re .match (frak_pattern ,symbol )]],
6147 ["Miscellaneous symbols" ,
62- 4 ,
6348r"""\neg \infty \forall \wp \exists \bigstar \angle \partial
6449 \nexists \measuredangle \emptyset \sphericalangle \clubsuit
6550 \varnothing \complement \diamondsuit \imath \Finv \triangledown
7156 \lambdabar \L \l \degree \danger \maltese \clubsuitopen
7257 \i \hermitmatrix \sterling \nabla \mho""" .split ()],
7358]
74-
59+ def calculate_best_columns (symbols_list ,max_line_length ,min_columns ,max_columns ):
60+ """
61+ Calculate the best number of columns to fit the symbols within the given constraints.
62+
63+ Parameters:
64+ symbols_list (list): A list of symbols to be displayed.
65+ max_line_length (int): The maximum allowed length of a line.
66+ min_columns (int): The minimum number of columns to consider.
67+ max_columns (int): The maximum number of columns to consider.
68+
69+ Returns:
70+ int: The best number of columns that fits within the constraints.
71+ """
72+ best_columns = min_columns
73+ # Calculate the best number of columns
74+ for columns in range (max_columns ,min_columns - 1 ,- 1 ):
75+ flag = False
76+ for i in range (0 ,len (symbols_list ),columns ):
77+ line_length = sum (len (symbol )for symbol in symbols_list [i :i + columns ])+ len (symbols_list [i :i + columns ])- 1
78+ # Check if the line length is less than or equal to max_line_length
79+ if line_length > max_line_length :
80+ flag = True
81+ break
82+ if not flag :
83+ best_columns = columns
84+ break
85+ max_cell_width = max (len (sym )for sym in symbols_list )
86+ return min (best_columns ,len (symbols_list ),max_line_length // max_cell_width )
7587
7688def run (state_machine ):
7789
@@ -86,15 +98,16 @@ def render_symbol(sym, ignore_variant=False):
8698return f'\\ { sym } if sym in ('\\ ' ,'|' ,'+' ,'-' ,'*' )else sym
8799
88100lines = []
89- for category ,columns , syms in symbols :
101+ for category ,syms in symbols :
90102syms = sorted (syms ,
91103# Sort by Unicode and place variants immediately
92104# after standard versions.
93105key = lambda sym : (render_symbol (sym ,ignore_variant = True ),
94106sym .startswith (r"\var" )),
95107reverse = (category == "Hebrew" ))# Hebrew is rtl
96108rendered_syms = [f"{ render_symbol (sym )} { sym } for sym in syms ]
97- columns = min (columns ,len (syms ))
109+ max_line_length = 95
110+ columns = calculate_best_columns (rendered_syms ,max_line_length = max_line_length ,min_columns = 4 ,max_columns = 6 )
98111lines .append ("**%s**" % category )
99112lines .append ('' )
100113max_width = max (map (len ,rendered_syms ))
@@ -128,13 +141,12 @@ def setup(app):
128141metadata = {'parallel_read_safe' :True ,'parallel_write_safe' :True }
129142return metadata
130143
131-
132144if __name__ == "__main__" :
133145# Do some verification of the tables
134146
135147print ("SYMBOLS NOT IN STIX:" )
136148all_symbols = {}
137- for category ,columns , syms in symbols :
149+ for category ,syms in symbols :
138150if category == "Standard Function Names" :
139151continue
140152for sym in syms :