def allomorph(self,
word,
morph,
tolerance_style=DEFAULT_TOLERANCE_STYLE,
guess_coda=DEFAULT_GUESS_CODA):
"""Determines one of allomorphic morphs based on a word.
.. see also:: :meth:`allomorph`.
"""
suffix = self.match(morph)
if suffix is None:
return None
coda = guess_coda(word)
if coda is not None:
# Coda guessed successfully.
morph = self.rule(coda)
elif isinstance(tolerance_style, text_type):
# User specified the style themselves
morph = tolerance_style
elif not suffix or not is_consonant(suffix[0]):
# Choose the tolerant morph.
morph = self.tolerance(tolerance_style)
else:
# Suffix starts with a consonant. Generate a new tolerant morph
# by combined morphs.
morph1 = (combine_words(self.morph1, suffix)
if self.morph1 else suffix[1:])
morph2 = (combine_words(self.morph2, suffix)
if self.morph2 else suffix[1:])
tolerances = generate_tolerances(morph1, morph2)
return get_tolerance_from_iterator(tolerances, tolerance_style)
return combine_words(morph, suffix)
def test_tolerance_style():
assert Gwa[u'Hello'::OPTIONAL_MORPH2_AND_MORPH1] == u'(와)과'
assert parse_tolerance_style(0) == MORPH1_AND_OPTIONAL_MORPH2
assert parse_tolerance_style(u'을(를)') == MORPH1_AND_OPTIONAL_MORPH2
assert parse_tolerance_style(u'(를)을') == OPTIONAL_MORPH2_AND_MORPH1
with pytest.raises(ValueError):
parse_tolerance_style(u'과')
with pytest.raises(ValueError):
parse_tolerance_style(u'이다')
with pytest.raises(ValueError):
parse_tolerance_style(u'(이)')
assert get_tolerance([u'예제'], OPTIONAL_MORPH2_AND_MORPH1) == u'예제'
assert get_tolerance_from_iterator(iter([u'예제']),
OPTIONAL_MORPH2_AND_MORPH1) == u'예제'
def test_tolerance_style():
assert Gwa[u'Hello'::OPTIONAL_MORPH2_AND_MORPH1] == u'(와)과'
assert parse_tolerance_style(0) == MORPH1_AND_OPTIONAL_MORPH2
assert parse_tolerance_style(u'을(를)') == MORPH1_AND_OPTIONAL_MORPH2
assert parse_tolerance_style(u'(를)을') == OPTIONAL_MORPH2_AND_MORPH1
with pytest.raises(ValueError):
parse_tolerance_style(u'과')
with pytest.raises(ValueError):
parse_tolerance_style(u'이다')
with pytest.raises(ValueError):
parse_tolerance_style(u'(이)')
assert get_tolerance([u'예제'], OPTIONAL_MORPH2_AND_MORPH1) == u'예제'
assert get_tolerance_from_iterator(iter([u'예제']),
OPTIONAL_MORPH2_AND_MORPH1) == u'예제'