"""Converts legacy encodings into Unicode.
TODO: Rm regex dependency
TODO: Add tests
"""
# pylint: disable=anomalous-backslash-in-string
import regex
BETA_REPLACE_UPPER = [
# Perseus-style head words
# CAPS smooth
(r"\*\)A", "Ἀ"),
(r"\*\)E", "Ἐ"),
(r"\*\)H", "Ἠ"),
(r"\*\)I", "Ἰ"),
(r"\*\)O", "Ὀ"),
(r"\*\)W", "Ὠ"),
# CAPS rough
(r"\*\(A", "Ἁ"),
(r"\*\(E", "Ἑ"),
(r"\*\(H", "Ἡ"),
(r"\*\(I", "Ἱ"),
(r"\*\(O", "Ὁ"),
(r"\*\(R", "Ῥ"),
(r"\*\(U", "Ὑ"),
(r"\*\(W", "Ὡ"),
# CAPS circumflex
(r"\*\)=A", "Ἆ"),
(r"\*\)=H", "Ἦ"),
(r"\*\)=I", "Ἶ"),
(r"\*\)=W", "Ὦ"),
(r"\*\(=A", "Ἇ"),
(r"\*\(=H", "Ἧ"),
(r"\*\(=I", "Ἷ"),
(r"\*\(=U", "Ὗ"),
(r"\*\(=W", "Ὧ"),
# CAPS smooth grave
(r"\*\)\\A", "Ἂ"),
(r"\*\)\\E", "Ἒ"),
(r"\*\)\\H", "Ἢ"),
(r"\*\)\\I", "Ἲ"),
(r"\*\)\\O", "Ὂ"),
(r"\*\)\\W", "Ὢ"),
# CAPS rough grave
(r"\*\(\\A", "Ἃ"),
(r"\*\(\\E", "Ἓ"),
(r"\*\(\\H", "Ἣ"),
(r"\*\(\\I", "Ἳ"),
(r"\*\(\\O", "Ὃ"),
(r"\*\(\\U", "Ὓ"),
(r"\*\(\\W", "Ὣ"),
# CAPS smooth acute
(r"\*\)/A", "Ἄ"),
(r"\*\)/E", "Ἔ"),
(r"\*\)/H", "Ἤ"),
(r"\*\)/I", "Ἴ"),
(r"\*\)/O", "Ὄ"),
(r"\*\)/W", "Ὤ"),
# CAPS rough acute
(r"\*\(/A", "Ἅ"),
(r"\*\(/E", "Ἕ"),
(r"\*\(/H", "Ἥ"),
(r"\*\(/I", "Ἵ"),
(r"\*\(/O", "Ὅ"),
(r"\*\(/U", "Ὕ"),
(r"\*\(/W", "Ὥ"),
# TLG-style
(r"\*A\'", "Ᾰ"),
(r"\*I\'", "Ῐ"),
(r"\*U\'", "Ῠ"),
(r"\*A&", "Ᾱ"),
(r"\*I&", "Ῑ"),
(r"\*U&", "Ῡ"),
(r"\*R\(", "Ῥ"),
(r"\*A\)\|", "ᾈ"),
(r"\*A\(\|", "ᾉ"),
(r"\*A\)\\\|", "ᾊ"),
(r"\*A\(\\\|", "ᾋ"),
(r"\*A\)/\|", "ᾌ"),
(r"\*A\(/\|", "ᾍ"),
(r"\*A\)=\|", "ᾎ"),
(r"\*A\(=\|", "ᾏ"),
(r"\*H\)\|", "ᾘ"),
(r"\*H\(\|", "ᾙ"),
(r"\*H\)\\\|", "ᾚ"),
(r"\*H\(\\\|", "ᾛ"),
(r"\*H\)/\|", "ᾜ"),
(r"\*H\(/\|", "ᾝ"),
(r"\*H\)=\|", "ᾞ"),
(r"\*H\(=\|", "ᾟ"),
(r"\*\)\|", "ᾨ"),
(r"\*\(\|", "ᾩ"),
(r"\*\)\\\|", "ᾪ"),
(r"\*\(\\\|", "ᾫ"),
(r"\*\)/\|", "ᾬ"),
(r"\*\(/\|", "ᾭ"),
(r"\*\)=\|", "ᾮ"),
(r"\*\(=\|", "ᾯ"),
(r"\*A\)\\", "Ἂ"),
(r"\*A\(\\", "Ἃ"),
(r"\*E\)\\", "Ἒ"),
(r"\*E\(\\", "Ἓ"),
(r"\*H\)\\", "Ἢ"),
(r"\*H\(\\", "Ἣ"),
(r"\*I\)\\", "Ἲ"),
(r"\*I\(\\", "Ἳ"),
(r"\*O\)\\", "Ὂ"),
(r"\*O\(\\", "Ὃ"),
(r"\*U\(\\", "Ὓ"),
(r"\*W\)\\", "Ὢ"),
(r"\*W\(\\", "Ὣ"),
(r"\*A\)/", "Ἄ"),
(r"\*A\(/", "Ἅ"),
(r"\*E\)/", "Ἔ"),
(r"\*E\(/", "Ἕ"),
(r"\*H\)/", "Ἤ"),
(r"\*H\(/", "Ἥ"),
(r"\*I\)/", "Ἴ"),
(r"\*I\(/", "Ἵ"),
(r"\*O\)/", "Ὄ"),
(r"\*O\(/", "Ὅ"),
(r"\*U\(/", "Ὕ"),
(r"\*W\)/", "Ὤ"),
(r"\*W\(/", "Ὥ"),
(r"\*A\)=", "Ἆ"),
(r"\*A\(=", "Ἇ"),
(r"\*H\)=", "Ἦ"),
(r"\*H\(=", "Ἧ"),
(r"\*I\)=", "Ἶ"),
(r"\*I\(=", "Ἷ"),
(r"\*U\(=", "Ὗ"),
(r"\*W\)=", "Ὦ"),
(r"\*W\(=", "Ὧ"),
(r"\*A=", "Ἆ"),
(r"\*H=", "Ἦ"),
(r"\*I=", "Ἶ"),
(r"\*W=", "Ὦ"),
(r"\*A\)", "Ἀ"),
(r"\*A\(", "Ἁ"),
(r"\*E\)", "Ἐ"),
(r"\*E\(", "Ἑ"),
(r"\*H\)", "Ἠ"),
(r"\*H\(", "Ἡ"),
(r"\*I\)", "Ἰ"),
(r"\*I\(", "Ἱ"),
(r"\*O\)", "Ὀ"),
(r"\*O\(", "Ὁ"),
(r"\*U\(", "Ὑ"),
(r"\*W\)", "Ὠ"),
(r"\*W\(", "Ὡ"),
(r"\*A", "Α"),
(r"\*B", "Β"),
(r"\*C", "Ξ"),
(r"\*D", "Δ"),
(r"\*E", "Ε"),
(r"\*F", "Φ"),
(r"\*G", "Γ"),
(r"\*H", "Η"),
(r"\*I", "Ι"),
(r"\*K", "Κ"),
(r"\*L", "Λ"),
(r"\*M", "Μ"),
(r"\*N", "Ν"),
(r"\*O", "Ο"),
(r"\*P", "Π"),
(r"\*Q", "Θ"),
(r"\*R", "Ρ"),
(r"\*S", "Σ"),
(r"\*S3", "Σ"),
(r"\*T", "Τ"),
(r"\*U", "Υ"),
(r"\*V", "Ϝ"),
(r"\*W", "Ω"),
(r"\*X", "Χ"),
(r"\*Y", "Ψ"),
(r"\*Z", "Ζ"),
]
BETA_REPLACE_LOWER = [
(r"I\+", "ϊ"),
(r"I\\\+", "ῒ"),
(r"I/\+", "ΐ"),
# Add a second entry for out-of-order betacode
(r"I\+/", "ΐ"),
(r"I=\+", "ῗ"),
(r"U\+", "ϋ"),
(r"U\\\+", "ῢ"),
(r"U/\+", "ΰ"),
(r"U=\+", "ῧ"),
(r"A\'", "ᾰ"),
(r"I\'", "ῐ"),
(r"U\'", "ῠ"),
(r"A&", "ᾱ"),
(r"I&", "ῑ"),
(r"U&", "ῡ"),
(r"R\)", "ῤ"),
(r"R\(", "ῥ"),
(r"A\)\|", "ᾀ"),
(r"A\(\|", "ᾁ"),
(r"A\)\\\|", "ᾂ"),
(r"A\(\\\|", "ᾃ"),
(r"A\)/\|", "ᾄ"),
(r"A\(/\|", "ᾅ"),
(r"A\)=\|", "ᾆ"),
(r"A\(=\|", "ᾇ"),
(r"H\)\|", "ᾐ"),
(r"H\(\|", "ᾑ"),
(r"H\)\\\|", "ᾒ"),
(r"H\(\\\|", "ᾓ"),
(r"H\)/\|", "ᾔ"),
(r"H\(/\|", "ᾕ"),
(r"H\)=\|", "ᾖ"),
(r"H\(=\|", "ᾗ"),
(r"W\)\|", "ᾠ"),
(r"W\(\|", "ᾡ"),
(r"W\)\\\|", "ᾢ"),
(r"W\(\\\|", "ᾣ"),
(r"W\)/\|", "ᾤ"),
(r"W\(/\|", "ᾥ"),
(r"W\)=\|", "ᾦ"),
(r"W\(=\|", "ᾧ"),
(r"A\\\|", "ᾲ"),
(r"A\|", "ᾳ"),
(r"A/\|", "ᾴ"),
(r"A=\|", "ᾷ"),
(r"H\\\|", "ῂ"),
(r"H\|", "ῃ"),
(r"H/\|", "ῄ"),
(r"H=\|", "ῇ"),
(r"W\\\|", "ῲ"),
(r"W\|", "ῳ"),
(r"W/\|", "ῴ"),
(r"W=\|", "ῷ"),
(r"A\)\\", "ἂ"),
(r"A\(\\", "ἃ"),
(r"E\)\\", "ἒ"),
(r"E\(\\", "ἓ"),
(r"H\)\\", "ἢ"),
(r"H\(\\", "ἣ"),
(r"I\)\\", "ἲ"),
(r"I\(\\", "ἳ"),
(r"O\)\\", "ὂ"),
(r"O\(\\", "ὃ"),
(r"U\)\\", "ὒ"),
(r"U\(\\", "ὓ"),
(r"W\)\\", "ὢ"),
(r"W\(\\", "ὣ"),
(r"A\)/", "ἄ"),
(r"A\(/", "ἅ"),
(r"E\)/", "ἔ"),
(r"E\(/", "ἕ"),
(r"H\)/", "ἤ"),
(r"H\(/", "ἥ"),
(r"I\)/", "ἴ"),
(r"I\(/", "ἵ"),
(r"O\)/", "ὄ"),
(r"O\(/", "ὅ"),
(r"U\)/", "ὔ"),
(r"U\(/", "ὕ"),
(r"W\)/", "ὤ"),
(r"W\(/", "ὥ"),
(r"A\)=", "ἆ"),
(r"A\(=", "ἇ"),
(r"H\)=", "ἦ"),
(r"H\(=", "ἧ"),
(r"I\)=", "ἶ"),
(r"I\(=", "ἷ"),
(r"U\)=", "ὖ"),
(r"U\(=", "ὗ"),
(r"W\)=", "ὦ"),
(r"W\(=", "ὧ"),
(r"A=", "ᾶ"),
(r"H=", "ῆ"),
(r"I=", "ῖ"),
(r"U=", "ῦ"),
(r"W=", "ῶ"),
(r"A\)", "ἀ"),
(r"A\(", "ἁ"),
(r"E\)", "ἐ"),
(r"E\(", "ἑ"),
(r"H\)", "ἠ"),
(r"H\(", "ἡ"),
(r"I\)", "ἰ"),
(r"I\(", "ἱ"),
(r"O\)", "ὀ"),
(r"O\(", "ὁ"),
(r"U\)", "ὐ"),
(r"U\(", "ὑ"),
(r"W\)", "ὠ"),
(r"W\(", "ὡ"),
(r"A\\", "ὰ"),
(r"A/", "ά"),
(r"E/", "έ"),
(r"E\\", "ὲ"),
(r"H/", "ή"),
(r"H\\", "ὴ"),
(r"I/", "ί"),
(r"I\\", "ὶ"),
(r"O/", "ό"),
(r"O\\", "ὸ"),
(r"U/", "ύ"),
(r"U\\", "ὺ"),
(r"W/", "ώ"),
(r"W\\", "ὼ"),
(r"A", "α"),
(r"B", "β"),
(r"C", "ξ"),
(r"D", "δ"),
(r"E", "ε"),
(r"F", "φ"),
(r"G", "γ"),
(r"H", "η"),
(r"I", "ι"),
(r"K", "κ"),
(r"L", "λ"),
(r"M", "μ"),
(r"N", "ν"),
(r"O", "ο"),
(r"P", "π"),
(r"Q", "θ"),
(r"R", "ρ"),
# better handle final sigmas
(r"S ", "ς "),
(r"S$", "ς"),
(r"S:", "ς:"),
(r"S\.", "ς."),
(r"S,", "ς,"),
(r"S;", "ς;"),
(r"S\'", "ς'"),
(r"S-", "ς-"),
(r"S_", "ς_"),
#
(r"S1", "σ"),
(r"S2", "ς"),
(r"S3", "c"),
(r"S", "σ"),
(r"T", "τ"),
(r"U", "υ"),
(r"V", "ϝ"),
(r"W", "ω"),
(r"X", "χ"),
(r"Y", "ψ"),
(r"Z", "ζ"),
# punctuation here
(r":", "·"),
(r"\.", "."),
(r",", ","),
(r";", ";"),
(r"\'", "’"),
(r"-", "-"),
(r"_", "—"),
]
# the third punctuation list wasn't working
BETA_REPLACE_PUNCT = [
(r":", "·"),
(r"\.", "."),
(r",", ","),
(r";", ";"),
(r"\'", "’"),
(r"-", "-"),
(r"_", "—"),
]
[docs]class BetaCodeReplacer:
"""Replace Beta Code with Unicode.
>>> from cltk.alphabet.grc.beta_to_unicode import BetaCodeReplacer
>>> beta_code_replace = BetaCodeReplacer()
>>> beta_code_str = "O(/PWS OU)=N MH\ TAU)TO\ "
>>> beta_code_replace.replace_beta_code(beta_code_str)
'ὅπως οὖν μὴ ταὐτὸ '
>>> beta_code_str = "PROU+POTETAGME/NWN"
>>> beta_code_replace.replace_beta_code(beta_code_str)
'προϋποτεταγμένων'
"""
def __init__(self, pattern1=None, pattern2=None, pattern3=None):
if pattern1 is None:
pattern1 = BETA_REPLACE_UPPER
if pattern2 is None:
pattern2 = BETA_REPLACE_LOWER
if pattern3 is None:
pattern3 = BETA_REPLACE_PUNCT
self.pattern1 = [
(regex.compile(beta_regex, flags=regex.VERSION1), repl)
for (beta_regex, repl) in pattern1
]
self.pattern2 = [
(regex.compile(beta_regex, flags=regex.VERSION1), repl)
for (beta_regex, repl) in pattern2
]
self.pattern3 = [
(regex.compile(beta_regex, flags=regex.VERSION1), repl)
for (beta_regex, repl) in pattern3
]
[docs] def replace_beta_code(self, text: str) -> str:
"""Replace method. Note: regex.subn() returns a tuple (new_string,
number_of_subs_made).
>>> from cltk.alphabet.grc.beta_to_unicode import BetaCodeReplacer
>>> beta_code_replace = BetaCodeReplacer()
>>> beta_code_str = r"*XALDAI+KH\\N" # extra slash in ``\\N`` only here for doctest
>>> beta_code_replace.replace_beta_code(beta_code_str)
'Χαλδαϊκὴν'
>>> beta_code_str = "proi+sxome/nwn"
>>> beta_code_replace.replace_beta_code(beta_code_str)
'προϊσχομένων'
"""
text = text.upper().replace("-", "")
for (pattern, repl) in self.pattern1:
text = pattern.subn(repl, text)[0]
for (pattern, repl) in self.pattern2:
text = pattern.subn(repl, text)[0]
# remove third run, if punct list not used
for (pattern, repl) in self.pattern3:
text = pattern.subn(repl, text)[0]
return text