codekingpro/portable-devtools

1from .adobe_glyphs import adobe_glyphs2from .pdfdoc import _pdfdoc_encoding3from .std import _std_encoding4from .symbol import _symbol_encoding5from .zapfding import _zapfding_encoding6 7 8def fill_from_encoding(enc: str) -> list[str]:9    lst: list[str] = []10    for x in range(256):11        try:12            lst += (bytes((x,)).decode(enc),)13        except Exception:14            lst += (chr(x),)15    return lst16 17 18def rev_encoding(enc: list[str]) -> dict[str, int]:19    rev: dict[str, int] = {}20    for i in range(256):21        char = enc[i]22        if char == "\u0000":23            continue24        assert char not in rev, f"{char} at {i} already at {rev[char]}"25        rev[char] = i26    return rev27 28 29_win_encoding = fill_from_encoding("cp1252")30_mac_encoding = fill_from_encoding("mac_roman")31 32 33_pdfdoc_encoding_rev: dict[str, int] = rev_encoding(_pdfdoc_encoding)34 35 36charset_encoding: dict[str, list[str]] = {37    "/StandardEncoding": _std_encoding,38    "/WinAnsiEncoding": _win_encoding,39    "/MacRomanEncoding": _mac_encoding,40    "/PDFDocEncoding": _pdfdoc_encoding,41    "/Symbol": _symbol_encoding,42    "/ZapfDingbats": _zapfding_encoding,43}44 45__all__ = [46    "_mac_encoding",47    "_pdfdoc_encoding",48    "_pdfdoc_encoding_rev",49    "_std_encoding",50    "_symbol_encoding",51    "_win_encoding",52    "_zapfding_encoding",53    "adobe_glyphs",54    "charset_encoding",55]56