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Mini Shell
Mini Shell
# Generated by Snowball 2.2.0 - https://snowballstem.org/
from .basestemmer import BaseStemmer
from .among import Among
class IndonesianStemmer(BaseStemmer):
'''
This class implements the stemming algorithm defined by a snowball script.
Generated by Snowball 2.2.0 - https://snowballstem.org/
'''
a_0 = [
Among(u"kah", -1, 1),
Among(u"lah", -1, 1),
Among(u"pun", -1, 1)
]
a_1 = [
Among(u"nya", -1, 1),
Among(u"ku", -1, 1),
Among(u"mu", -1, 1)
]
a_2 = [
Among(u"i", -1, 1, "_IndonesianStemmer__r_SUFFIX_I_OK"),
Among(u"an", -1, 1, "_IndonesianStemmer__r_SUFFIX_AN_OK"),
Among(u"kan", 1, 1, "_IndonesianStemmer__r_SUFFIX_KAN_OK")
]
a_3 = [
Among(u"di", -1, 1),
Among(u"ke", -1, 2),
Among(u"me", -1, 1),
Among(u"mem", 2, 5),
Among(u"men", 2, 1),
Among(u"meng", 4, 1),
Among(u"meny", 4, 3, "_IndonesianStemmer__r_VOWEL"),
Among(u"pem", -1, 6),
Among(u"pen", -1, 2),
Among(u"peng", 8, 2),
Among(u"peny", 8, 4, "_IndonesianStemmer__r_VOWEL"),
Among(u"ter", -1, 1)
]
a_4 = [
Among(u"be", -1, 3, "_IndonesianStemmer__r_KER"),
Among(u"belajar", 0, 4),
Among(u"ber", 0, 3),
Among(u"pe", -1, 1),
Among(u"pelajar", 3, 2),
Among(u"per", 3, 1)
]
g_vowel = [17, 65, 16]
I_prefix = 0
I_measure = 0
def __r_remove_particle(self):
self.ket = self.cursor
if self.find_among_b(IndonesianStemmer.a_0) == 0:
return False
self.bra = self.cursor
if not self.slice_del():
return False
self.I_measure -= 1
return True
def __r_remove_possessive_pronoun(self):
self.ket = self.cursor
if self.find_among_b(IndonesianStemmer.a_1) == 0:
return False
self.bra = self.cursor
if not self.slice_del():
return False
self.I_measure -= 1
return True
def __r_SUFFIX_KAN_OK(self):
if not self.I_prefix != 3:
return False
if not self.I_prefix != 2:
return False
return True
def __r_SUFFIX_AN_OK(self):
if not self.I_prefix != 1:
return False
return True
def __r_SUFFIX_I_OK(self):
if not self.I_prefix <= 2:
return False
v_1 = self.limit - self.cursor
try:
if not self.eq_s_b(u"s"):
raise lab0()
return False
except lab0: pass
self.cursor = self.limit - v_1
return True
def __r_remove_suffix(self):
self.ket = self.cursor
if self.find_among_b(IndonesianStemmer.a_2) == 0:
return False
self.bra = self.cursor
if not self.slice_del():
return False
self.I_measure -= 1
return True
def __r_VOWEL(self):
if not self.in_grouping(IndonesianStemmer.g_vowel, 97, 117):
return False
return True
def __r_KER(self):
if not self.out_grouping(IndonesianStemmer.g_vowel, 97, 117):
return False
if not self.eq_s(u"er"):
return False
return True
def __r_remove_first_order_prefix(self):
self.bra = self.cursor
among_var = self.find_among(IndonesianStemmer.a_3)
if among_var == 0:
return False
self.ket = self.cursor
if among_var == 1:
if not self.slice_del():
return False
self.I_prefix = 1
self.I_measure -= 1
elif among_var == 2:
if not self.slice_del():
return False
self.I_prefix = 3
self.I_measure -= 1
elif among_var == 3:
self.I_prefix = 1
if not self.slice_from(u"s"):
return False
self.I_measure -= 1
elif among_var == 4:
self.I_prefix = 3
if not self.slice_from(u"s"):
return False
self.I_measure -= 1
elif among_var == 5:
self.I_prefix = 1
self.I_measure -= 1
try:
v_1 = self.cursor
try:
v_2 = self.cursor
if not self.in_grouping(IndonesianStemmer.g_vowel, 97, 117):
raise lab1()
self.cursor = v_2
if not self.slice_from(u"p"):
return False
raise lab0()
except lab1: pass
self.cursor = v_1
if not self.slice_del():
return False
except lab0: pass
else:
self.I_prefix = 3
self.I_measure -= 1
try:
v_3 = self.cursor
try:
v_4 = self.cursor
if not self.in_grouping(IndonesianStemmer.g_vowel, 97, 117):
raise lab3()
self.cursor = v_4
if not self.slice_from(u"p"):
return False
raise lab2()
except lab3: pass
self.cursor = v_3
if not self.slice_del():
return False
except lab2: pass
return True
def __r_remove_second_order_prefix(self):
self.bra = self.cursor
among_var = self.find_among(IndonesianStemmer.a_4)
if among_var == 0:
return False
self.ket = self.cursor
if among_var == 1:
if not self.slice_del():
return False
self.I_prefix = 2
self.I_measure -= 1
elif among_var == 2:
if not self.slice_from(u"ajar"):
return False
self.I_measure -= 1
elif among_var == 3:
if not self.slice_del():
return False
self.I_prefix = 4
self.I_measure -= 1
else:
if not self.slice_from(u"ajar"):
return False
self.I_prefix = 4
self.I_measure -= 1
return True
def _stem(self):
self.I_measure = 0
v_1 = self.cursor
try:
while True:
v_2 = self.cursor
try:
if not self.go_out_grouping(IndonesianStemmer.g_vowel, 97, 117):
raise lab1()
self.cursor += 1
self.I_measure += 1
continue
except lab1: pass
self.cursor = v_2
break
except lab0: pass
self.cursor = v_1
if not self.I_measure > 2:
return False
self.I_prefix = 0
self.limit_backward = self.cursor
self.cursor = self.limit
v_3 = self.limit - self.cursor
self.__r_remove_particle()
self.cursor = self.limit - v_3
if not self.I_measure > 2:
return False
v_4 = self.limit - self.cursor
self.__r_remove_possessive_pronoun()
self.cursor = self.limit - v_4
self.cursor = self.limit_backward
if not self.I_measure > 2:
return False
try:
v_5 = self.cursor
try:
v_6 = self.cursor
if not self.__r_remove_first_order_prefix():
raise lab3()
v_7 = self.cursor
try:
v_8 = self.cursor
if not self.I_measure > 2:
raise lab4()
self.limit_backward = self.cursor
self.cursor = self.limit
if not self.__r_remove_suffix():
raise lab4()
self.cursor = self.limit_backward
self.cursor = v_8
if not self.I_measure > 2:
raise lab4()
if not self.__r_remove_second_order_prefix():
raise lab4()
except lab4: pass
self.cursor = v_7
self.cursor = v_6
raise lab2()
except lab3: pass
self.cursor = v_5
v_9 = self.cursor
self.__r_remove_second_order_prefix()
self.cursor = v_9
v_10 = self.cursor
try:
if not self.I_measure > 2:
raise lab5()
self.limit_backward = self.cursor
self.cursor = self.limit
if not self.__r_remove_suffix():
raise lab5()
self.cursor = self.limit_backward
except lab5: pass
self.cursor = v_10
except lab2: pass
return True
class lab0(BaseException): pass
class lab1(BaseException): pass
class lab2(BaseException): pass
class lab3(BaseException): pass
class lab4(BaseException): pass
class lab5(BaseException): pass
Zerion Mini Shell 1.0