/usr/lib/python2.7/dist-packages/snowballstemmer/german_stemmer.py is in python-snowballstemmer 1.2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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from .basestemmer import BaseStemmer
from .among import Among
class GermanStemmer(BaseStemmer):
'''
self class was automatically generated by a Snowball to Python interpreter
It implements the stemming algorithm defined by a snowball script.
'''
serialVersionUID = 1
a_0 = [
Among(u"", -1, 6),
Among(u"U", 0, 2),
Among(u"Y", 0, 1),
Among(u"\u00E4", 0, 3),
Among(u"\u00F6", 0, 4),
Among(u"\u00FC", 0, 5)
]
a_1 = [
Among(u"e", -1, 2),
Among(u"em", -1, 1),
Among(u"en", -1, 2),
Among(u"ern", -1, 1),
Among(u"er", -1, 1),
Among(u"s", -1, 3),
Among(u"es", 5, 2)
]
a_2 = [
Among(u"en", -1, 1),
Among(u"er", -1, 1),
Among(u"st", -1, 2),
Among(u"est", 2, 1)
]
a_3 = [
Among(u"ig", -1, 1),
Among(u"lich", -1, 1)
]
a_4 = [
Among(u"end", -1, 1),
Among(u"ig", -1, 2),
Among(u"ung", -1, 1),
Among(u"lich", -1, 3),
Among(u"isch", -1, 2),
Among(u"ik", -1, 2),
Among(u"heit", -1, 3),
Among(u"keit", -1, 4)
]
g_v = [17, 65, 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 32, 8]
g_s_ending = [117, 30, 5]
g_st_ending = [117, 30, 4]
I_x = 0
I_p2 = 0
I_p1 = 0
def copy_from(self, other):
self.I_x = other.I_x
self.I_p2 = other.I_p2
self.I_p1 = other.I_p1
super.copy_from(other)
def r_prelude(self):
# (, line 33
# test, line 35
v_1 = self.cursor
# repeat, line 35
try:
while True:
try:
v_2 = self.cursor
try:
# (, line 35
# or, line 38
try:
v_3 = self.cursor
try:
# (, line 36
# [, line 37
self.bra = self.cursor
# literal, line 37
if not self.eq_s(1, u"\u00DF"):
raise lab4()
# ], line 37
self.ket = self.cursor
# <-, line 37
if not self.slice_from(u"ss"):
return False
raise lab3()
except lab4: pass
self.cursor = v_3
# next, line 38
if self.cursor >= self.limit:
raise lab2()
self.cursor += 1
except lab3: pass
raise lab1()
except lab2: pass
self.cursor = v_2
raise lab0()
except lab1: pass
except lab0: pass
self.cursor = v_1
# repeat, line 41
try:
while True:
try:
v_4 = self.cursor
try:
# goto, line 41
try:
while True:
v_5 = self.cursor
try:
# (, line 41
if not self.in_grouping(GermanStemmer.g_v, 97, 252):
raise lab9()
# [, line 42
self.bra = self.cursor
# or, line 42
try:
v_6 = self.cursor
try:
# (, line 42
# literal, line 42
if not self.eq_s(1, u"u"):
raise lab11()
# ], line 42
self.ket = self.cursor
if not self.in_grouping(GermanStemmer.g_v, 97, 252):
raise lab11()
# <-, line 42
if not self.slice_from(u"U"):
return False
raise lab10()
except lab11: pass
self.cursor = v_6
# (, line 43
# literal, line 43
if not self.eq_s(1, u"y"):
raise lab9()
# ], line 43
self.ket = self.cursor
if not self.in_grouping(GermanStemmer.g_v, 97, 252):
raise lab9()
# <-, line 43
if not self.slice_from(u"Y"):
return False
except lab10: pass
self.cursor = v_5
raise lab8()
except lab9: pass
self.cursor = v_5
if self.cursor >= self.limit:
raise lab7()
self.cursor += 1
except lab8: pass
raise lab6()
except lab7: pass
self.cursor = v_4
raise lab5()
except lab6: pass
except lab5: pass
return True
def r_mark_regions(self):
# (, line 47
self.I_p1 = self.limit;
self.I_p2 = self.limit;
# test, line 52
v_1 = self.cursor
# (, line 52
# hop, line 52
c = self.cursor + 3
if 0 > c or c > self.limit:
return False
self.cursor = c
# setmark x, line 52
self.I_x = self.cursor
self.cursor = v_1
# gopast, line 54
try:
while True:
try:
if not self.in_grouping(GermanStemmer.g_v, 97, 252):
raise lab1()
raise lab0()
except lab1: pass
if self.cursor >= self.limit:
return False
self.cursor += 1
except lab0: pass
# gopast, line 54
try:
while True:
try:
if not self.out_grouping(GermanStemmer.g_v, 97, 252):
raise lab3()
raise lab2()
except lab3: pass
if self.cursor >= self.limit:
return False
self.cursor += 1
except lab2: pass
# setmark p1, line 54
self.I_p1 = self.cursor
# try, line 55
try:
# (, line 55
if not (self.I_p1 < self.I_x):
raise lab4()
self.I_p1 = self.I_x;
except lab4: pass
# gopast, line 56
try:
while True:
try:
if not self.in_grouping(GermanStemmer.g_v, 97, 252):
raise lab6()
raise lab5()
except lab6: pass
if self.cursor >= self.limit:
return False
self.cursor += 1
except lab5: pass
# gopast, line 56
try:
while True:
try:
if not self.out_grouping(GermanStemmer.g_v, 97, 252):
raise lab8()
raise lab7()
except lab8: pass
if self.cursor >= self.limit:
return False
self.cursor += 1
except lab7: pass
# setmark p2, line 56
self.I_p2 = self.cursor
return True
def r_postlude(self):
# repeat, line 60
try:
while True:
try:
v_1 = self.cursor
try:
# (, line 60
# [, line 62
self.bra = self.cursor
# substring, line 62
among_var = self.find_among(GermanStemmer.a_0, 6)
if among_var == 0:
raise lab2()
# ], line 62
self.ket = self.cursor
if among_var == 0:
raise lab2()
elif among_var == 1:
# (, line 63
# <-, line 63
if not self.slice_from(u"y"):
return False
elif among_var == 2:
# (, line 64
# <-, line 64
if not self.slice_from(u"u"):
return False
elif among_var == 3:
# (, line 65
# <-, line 65
if not self.slice_from(u"a"):
return False
elif among_var == 4:
# (, line 66
# <-, line 66
if not self.slice_from(u"o"):
return False
elif among_var == 5:
# (, line 67
# <-, line 67
if not self.slice_from(u"u"):
return False
elif among_var == 6:
# (, line 68
# next, line 68
if self.cursor >= self.limit:
raise lab2()
self.cursor += 1
raise lab1()
except lab2: pass
self.cursor = v_1
raise lab0()
except lab1: pass
except lab0: pass
return True
def r_R1(self):
if not self.I_p1 <= self.cursor:
return False
return True
def r_R2(self):
if not self.I_p2 <= self.cursor:
return False
return True
def r_standard_suffix(self):
# (, line 78
# do, line 79
v_1 = self.limit - self.cursor
try:
# (, line 79
# [, line 80
self.ket = self.cursor
# substring, line 80
among_var = self.find_among_b(GermanStemmer.a_1, 7)
if among_var == 0:
raise lab0()
# ], line 80
self.bra = self.cursor
# call R1, line 80
if not self.r_R1():
raise lab0()
if among_var == 0:
raise lab0()
elif among_var == 1:
# (, line 82
# delete, line 82
if not self.slice_del():
return False
elif among_var == 2:
# (, line 85
# delete, line 85
if not self.slice_del():
return False
# try, line 86
v_2 = self.limit - self.cursor
try:
# (, line 86
# [, line 86
self.ket = self.cursor
# literal, line 86
if not self.eq_s_b(1, u"s"):
self.cursor = self.limit - v_2
raise lab1()
# ], line 86
self.bra = self.cursor
# literal, line 86
if not self.eq_s_b(3, u"nis"):
self.cursor = self.limit - v_2
raise lab1()
# delete, line 86
if not self.slice_del():
return False
except lab1: pass
elif among_var == 3:
# (, line 89
if not self.in_grouping_b(GermanStemmer.g_s_ending, 98, 116):
raise lab0()
# delete, line 89
if not self.slice_del():
return False
except lab0: pass
self.cursor = self.limit - v_1
# do, line 93
v_3 = self.limit - self.cursor
try:
# (, line 93
# [, line 94
self.ket = self.cursor
# substring, line 94
among_var = self.find_among_b(GermanStemmer.a_2, 4)
if among_var == 0:
raise lab2()
# ], line 94
self.bra = self.cursor
# call R1, line 94
if not self.r_R1():
raise lab2()
if among_var == 0:
raise lab2()
elif among_var == 1:
# (, line 96
# delete, line 96
if not self.slice_del():
return False
elif among_var == 2:
# (, line 99
if not self.in_grouping_b(GermanStemmer.g_st_ending, 98, 116):
raise lab2()
# hop, line 99
c = self.cursor - 3
if self.limit_backward > c or c > self.limit:
raise lab2()
self.cursor = c
# delete, line 99
if not self.slice_del():
return False
except lab2: pass
self.cursor = self.limit - v_3
# do, line 103
v_4 = self.limit - self.cursor
try:
# (, line 103
# [, line 104
self.ket = self.cursor
# substring, line 104
among_var = self.find_among_b(GermanStemmer.a_4, 8)
if among_var == 0:
raise lab3()
# ], line 104
self.bra = self.cursor
# call R2, line 104
if not self.r_R2():
raise lab3()
if among_var == 0:
raise lab3()
elif among_var == 1:
# (, line 106
# delete, line 106
if not self.slice_del():
return False
# try, line 107
v_5 = self.limit - self.cursor
try:
# (, line 107
# [, line 107
self.ket = self.cursor
# literal, line 107
if not self.eq_s_b(2, u"ig"):
self.cursor = self.limit - v_5
raise lab4()
# ], line 107
self.bra = self.cursor
# not, line 107
v_6 = self.limit - self.cursor
try:
# literal, line 107
if not self.eq_s_b(1, u"e"):
raise lab5()
self.cursor = self.limit - v_5
raise lab4()
except lab5: pass
self.cursor = self.limit - v_6
# call R2, line 107
if not self.r_R2():
self.cursor = self.limit - v_5
raise lab4()
# delete, line 107
if not self.slice_del():
return False
except lab4: pass
elif among_var == 2:
# (, line 110
# not, line 110
v_7 = self.limit - self.cursor
try:
# literal, line 110
if not self.eq_s_b(1, u"e"):
raise lab6()
raise lab3()
except lab6: pass
self.cursor = self.limit - v_7
# delete, line 110
if not self.slice_del():
return False
elif among_var == 3:
# (, line 113
# delete, line 113
if not self.slice_del():
return False
# try, line 114
v_8 = self.limit - self.cursor
try:
# (, line 114
# [, line 115
self.ket = self.cursor
# or, line 115
try:
v_9 = self.limit - self.cursor
try:
# literal, line 115
if not self.eq_s_b(2, u"er"):
raise lab9()
raise lab8()
except lab9: pass
self.cursor = self.limit - v_9
# literal, line 115
if not self.eq_s_b(2, u"en"):
self.cursor = self.limit - v_8
raise lab7()
except lab8: pass
# ], line 115
self.bra = self.cursor
# call R1, line 115
if not self.r_R1():
self.cursor = self.limit - v_8
raise lab7()
# delete, line 115
if not self.slice_del():
return False
except lab7: pass
elif among_var == 4:
# (, line 119
# delete, line 119
if not self.slice_del():
return False
# try, line 120
v_10 = self.limit - self.cursor
try:
# (, line 120
# [, line 121
self.ket = self.cursor
# substring, line 121
among_var = self.find_among_b(GermanStemmer.a_3, 2)
if among_var == 0:
self.cursor = self.limit - v_10
raise lab10()
# ], line 121
self.bra = self.cursor
# call R2, line 121
if not self.r_R2():
self.cursor = self.limit - v_10
raise lab10()
if among_var == 0:
self.cursor = self.limit - v_10
raise lab10()
elif among_var == 1:
# (, line 123
# delete, line 123
if not self.slice_del():
return False
except lab10: pass
except lab3: pass
self.cursor = self.limit - v_4
return True
def _stem(self):
# (, line 133
# do, line 134
v_1 = self.cursor
try:
# call prelude, line 134
if not self.r_prelude():
raise lab0()
except lab0: pass
self.cursor = v_1
# do, line 135
v_2 = self.cursor
try:
# call mark_regions, line 135
if not self.r_mark_regions():
raise lab1()
except lab1: pass
self.cursor = v_2
# backwards, line 136
self.limit_backward = self.cursor
self.cursor = self.limit
# do, line 137
v_3 = self.limit - self.cursor
try:
# call standard_suffix, line 137
if not self.r_standard_suffix():
raise lab2()
except lab2: pass
self.cursor = self.limit - v_3
self.cursor = self.limit_backward
# do, line 138
v_4 = self.cursor
try:
# call postlude, line 138
if not self.r_postlude():
raise lab3()
except lab3: pass
self.cursor = v_4
return True
def equals(self, o):
return isinstance(o, GermanStemmer)
def hashCode(self):
return hash("GermanStemmer")
class lab0(BaseException): pass
class lab1(BaseException): pass
class lab2(BaseException): pass
class lab3(BaseException): pass
class lab4(BaseException): pass
class lab5(BaseException): pass
class lab6(BaseException): pass
class lab7(BaseException): pass
class lab8(BaseException): pass
class lab9(BaseException): pass
class lab10(BaseException): pass
class lab11(BaseException): pass
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