platexに丸数字を埋め込むラッパマクロを生成するスクリプト

tex_marunum_macro.py

from __future__ import annotations

from typing import Iterable, Iterator

MACRO_NAME = "marunum"
MACRO_TEMPLATE = """\\newcommand{{\\{}}}[1]{{%
\\ifcase#1%
{}%
\\fi%
}}
"""


def marunum_unicodes() -> Iterator[int]:
    yield ord('⓪')
    for c in range(ord('①'), ord('⑳')+1):
        yield c
    for c in range(ord('㉑'), ord('㉟')+1):
        yield c
    for c in range(ord('㊱'), ord('㊿')+1):
        yield c


def utf_macro(code_point: int) -> str:
    return f"\\UTF{{{code_point:04X}}}"


def wrapped(it: Iterable[str], size: int) -> Iterator[str]:
    for cnt, s in enumerate(it, 1):
        if cnt % size == 0:
            yield s + "%\n"
        else:
            yield s


if __name__ == "__main__":
    utf_macros = map(utf_macro, marunum_unicodes())
    inner = "\\or".join(wrapped(utf_macros, 6))
    print(MACRO_TEMPLATE.format(MACRO_NAME, inner))