ai-content-maker/.venv/Lib/site-packages/gruut_ipa/sampa.py

217 lines
4.4 KiB
Python

"""Mapping between IPA and Sampa"""
import re
import unicodedata
# http://www.blahedo.org/ascii-ipa.html
def ipa_to_sampa(ipa: str) -> str:
"""Convert IPA string to sampa phonemes"""
ipa_codepoints = unicodedata.normalize("NFD", ipa)
return IPA_PATTERN.sub(
lambda match: IPA_TO_SAMPA.get(match.group(1), ""), ipa_codepoints
)
def sampa_to_ipa(sampa: str) -> str:
"""Convert sampa phonemes to IPA phones"""
sampa_codepoints = unicodedata.normalize("NFD", sampa)
return SAMPA_PATTERN.sub(
lambda match: SAMPA_TO_IPA.get(match.group(1), ""), sampa_codepoints
)
# -----------------------------------------------------------------------------
IPA_TO_SAMPA = {
"\u0061": "a",
"\u0250": "6",
"\u0251": "A",
"\u0252": "Q",
"\u00e6": "{",
"\u028c": "V",
"\u0062": "b",
"\u0253": "",
"\u0299": "B\\",
"\u03b2": "B",
"\u0063": "c",
"\u00e7": "C",
"\u0063\u0327": "C",
"\u0255": "s\\",
"\u0064": "d",
"\u0257": "",
"\u0256": "d`",
"\u00f0": "D",
"\u0065": "e",
"\u0259": "@",
"\u025a": "@`",
"\u0258": "@\\",
"\u025b": "E",
"\u025c": "3",
"\u025d": "@`",
"\u025e": "3\\",
"\u0066": "f",
"\u0261": "g",
"\u0067": "g",
"\u0260": "",
"\u0262": "G\\",
"\u029b": "G\\_<",
"\u0263": "G",
"\u02e0": "_G",
"\u0264": "7",
"\u0068": "h",
"\u02b0": "_h",
"\u0127": "X\\",
"\u0266": "h\\",
"\u0267": "x\\",
"\u0265": "H",
"\u029c": "H\\",
"\u0069": "i",
"\u0268": "1",
"\u026a": "I",
"\u006a": "j",
"\u02b2": "', _j",
"\u029d": "j\\",
"\u025f": "J\\",
"\u0284": "J\\_<",
"\u006b": "k",
"\u006c": "l",
"\u026b": "5",
"\u026c": "K",
"\u026d": "l`",
"\u026e": "K\\",
"\u029f": "L\\",
"\u006d": "m",
"\u0271": "F",
"\u026f": "M",
"\u0270": "M\\",
"\u006e": "n",
"\u0272": "J",
"\u014b": "N",
"\u0273": "n`",
"\u0274": "N\\",
"\u006f": "o",
"\u0298": "O\\",
"\u0275": "8",
"\u00f8": "2",
"\u0153": "9",
"\u0276": "&",
"\u0254": "O",
"\u0070": "p",
"\u0278": "p\\",
"\u0071": "q",
"\u0072": "r",
"\u027e": "4",
"\u027c": "",
"\u027d": "r`",
"\u0279": "r\\",
"\u027b": "r\\`",
"\u027a": "l\\",
"\u0280": "R\\",
"\u0281": "R",
"\u0073": "s",
"\u0282": "s`",
"\u0283": "S",
"\u0074": "t",
"\u0288": "t`",
"\u03b8": "T",
"\u0075": "u",
"\u0289": "}",
"\u028a": "U",
"\u0076": "v",
"\u028b": "v\\",
"\u0077": "w",
"\u02b7": "_w",
"\u028d": "W",
"\u0078": "x",
"\u03c7": "X",
"\u0079": "y",
"\u028e": "L",
"\u028f": "Y",
"\u007a": "z",
"\u0291": "z\\",
"\u0290": "z`",
"\u0292": "Z",
"\u0294": "?",
"\u02a1": ">\\",
"\u0295": "?\\",
"\u02a2": "<\\",
"\u02e4": "_?\\",
"\u01c3": "!\\",
"\u01c0": "|\\",
"\u01c1": "|\\|\\",
"\u0320": "_-",
"\u032a": "_d",
"\u033a": "_a",
"\u031f": "_+",
"\u031d": "_r",
"\u031e": "_o",
"\u02c8": '"',
"\u02cc": "%",
"\u031a": "_}",
"\u002e": "",
"\u02d1": ":\\",
"\u0308": '_"',
"\u0324": "_t",
"\u02d0": ":",
"\u02bc": "",
"\u0325": "_0",
"\u030a": "",
"\u031c": "_c",
"\u0339": "_O",
"\u0303": "~, _~",
"\u0334": "_e",
"\u0330": "_k",
"\u032c": "_v",
"\u0306": "_X",
"\u032f": "_^",
"\u033d": "",
"\u02de": "`",
"\u033b": "_m",
"\u0318": "_A",
"\u0319": "_q",
"\u033c": "_N",
"\u2197": "<R>",
"\u2191": "^",
"\u2198": "",
"\u2193": "!",
"\u030f": "_B",
"\u0300": "_L",
"\u0304": "_M",
"\u0301": "_H",
"\u030b": "_T",
#
# Ties
"\u0361": "",
"\u035C": "",
#
# Tied symbols
"\u0288\u0361\u0282": "ts`",
"\u0256\u0361\u0290": "dz`",
"\u006b\u0361\u0078": "k_x",
#
# Breaks
"|": "",
"\u2016": "",
"#": "",
}
SAMPA_TO_IPA = {v: k for k, v in IPA_TO_SAMPA.items() if v}
# Regex disjunctions in descending length order
SAMPA_PATTERN = re.compile(
"({})".format(
"|".join(
re.escape(sampa) for sampa in sorted(SAMPA_TO_IPA, key=len, reverse=True)
)
)
)
IPA_PATTERN = re.compile(
"({})".format(
"|".join(re.escape(ipa) for ipa in sorted(IPA_TO_SAMPA, key=len, reverse=True))
)
)