| # Generated by Snowball 2.2.0 - https://snowballstem.org/ |
| |
| from .basestemmer import BaseStemmer |
| from .among import Among |
| |
| |
| class DanishStemmer(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"hed", -1, 1), |
| Among(u"ethed", 0, 1), |
| Among(u"ered", -1, 1), |
| Among(u"e", -1, 1), |
| Among(u"erede", 3, 1), |
| Among(u"ende", 3, 1), |
| Among(u"erende", 5, 1), |
| Among(u"ene", 3, 1), |
| Among(u"erne", 3, 1), |
| Among(u"ere", 3, 1), |
| Among(u"en", -1, 1), |
| Among(u"heden", 10, 1), |
| Among(u"eren", 10, 1), |
| Among(u"er", -1, 1), |
| Among(u"heder", 13, 1), |
| Among(u"erer", 13, 1), |
| Among(u"s", -1, 2), |
| Among(u"heds", 16, 1), |
| Among(u"es", 16, 1), |
| Among(u"endes", 18, 1), |
| Among(u"erendes", 19, 1), |
| Among(u"enes", 18, 1), |
| Among(u"ernes", 18, 1), |
| Among(u"eres", 18, 1), |
| Among(u"ens", 16, 1), |
| Among(u"hedens", 24, 1), |
| Among(u"erens", 24, 1), |
| Among(u"ers", 16, 1), |
| Among(u"ets", 16, 1), |
| Among(u"erets", 28, 1), |
| Among(u"et", -1, 1), |
| Among(u"eret", 30, 1) |
| ] |
| |
| a_1 = [ |
| Among(u"gd", -1, -1), |
| Among(u"dt", -1, -1), |
| Among(u"gt", -1, -1), |
| Among(u"kt", -1, -1) |
| ] |
| |
| a_2 = [ |
| Among(u"ig", -1, 1), |
| Among(u"lig", 0, 1), |
| Among(u"elig", 1, 1), |
| Among(u"els", -1, 1), |
| Among(u"l\u00F8st", -1, 2) |
| ] |
| |
| g_c = [119, 223, 119, 1] |
| |
| g_v = [17, 65, 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 48, 0, 128] |
| |
| g_s_ending = [239, 254, 42, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16] |
| |
| I_x = 0 |
| I_p1 = 0 |
| S_ch = "" |
| |
| def __r_mark_regions(self): |
| self.I_p1 = self.limit |
| v_1 = self.cursor |
| c = self.cursor + 3 |
| if c > self.limit: |
| return False |
| self.cursor = c |
| self.I_x = self.cursor |
| self.cursor = v_1 |
| if not self.go_out_grouping(DanishStemmer.g_v, 97, 248): |
| return False |
| if not self.go_in_grouping(DanishStemmer.g_v, 97, 248): |
| return False |
| self.cursor += 1 |
| self.I_p1 = self.cursor |
| try: |
| if not self.I_p1 < self.I_x: |
| raise lab0() |
| self.I_p1 = self.I_x |
| except lab0: pass |
| return True |
| |
| def __r_main_suffix(self): |
| if self.cursor < self.I_p1: |
| return False |
| v_2 = self.limit_backward |
| self.limit_backward = self.I_p1 |
| self.ket = self.cursor |
| among_var = self.find_among_b(DanishStemmer.a_0) |
| if among_var == 0: |
| self.limit_backward = v_2 |
| return False |
| self.bra = self.cursor |
| self.limit_backward = v_2 |
| if among_var == 1: |
| if not self.slice_del(): |
| return False |
| |
| else: |
| if not self.in_grouping_b(DanishStemmer.g_s_ending, 97, 229): |
| return False |
| if not self.slice_del(): |
| return False |
| |
| return True |
| |
| def __r_consonant_pair(self): |
| v_1 = self.limit - self.cursor |
| if self.cursor < self.I_p1: |
| return False |
| v_3 = self.limit_backward |
| self.limit_backward = self.I_p1 |
| self.ket = self.cursor |
| if self.find_among_b(DanishStemmer.a_1) == 0: |
| self.limit_backward = v_3 |
| return False |
| self.bra = self.cursor |
| self.limit_backward = v_3 |
| self.cursor = self.limit - v_1 |
| if self.cursor <= self.limit_backward: |
| return False |
| self.cursor -= 1 |
| self.bra = self.cursor |
| if not self.slice_del(): |
| return False |
| |
| return True |
| |
| def __r_other_suffix(self): |
| v_1 = self.limit - self.cursor |
| try: |
| self.ket = self.cursor |
| if not self.eq_s_b(u"st"): |
| raise lab0() |
| self.bra = self.cursor |
| if not self.eq_s_b(u"ig"): |
| raise lab0() |
| if not self.slice_del(): |
| return False |
| |
| except lab0: pass |
| self.cursor = self.limit - v_1 |
| if self.cursor < self.I_p1: |
| return False |
| v_3 = self.limit_backward |
| self.limit_backward = self.I_p1 |
| self.ket = self.cursor |
| among_var = self.find_among_b(DanishStemmer.a_2) |
| if among_var == 0: |
| self.limit_backward = v_3 |
| return False |
| self.bra = self.cursor |
| self.limit_backward = v_3 |
| if among_var == 1: |
| if not self.slice_del(): |
| return False |
| |
| v_4 = self.limit - self.cursor |
| self.__r_consonant_pair() |
| self.cursor = self.limit - v_4 |
| else: |
| if not self.slice_from(u"l\u00F8s"): |
| return False |
| return True |
| |
| def __r_undouble(self): |
| if self.cursor < self.I_p1: |
| return False |
| v_2 = self.limit_backward |
| self.limit_backward = self.I_p1 |
| self.ket = self.cursor |
| if not self.in_grouping_b(DanishStemmer.g_c, 98, 122): |
| self.limit_backward = v_2 |
| return False |
| self.bra = self.cursor |
| self.S_ch = self.slice_to() |
| if self.S_ch == '': |
| return False |
| self.limit_backward = v_2 |
| if not self.eq_s_b(self.S_ch): |
| return False |
| if not self.slice_del(): |
| return False |
| |
| return True |
| |
| def _stem(self): |
| v_1 = self.cursor |
| self.__r_mark_regions() |
| self.cursor = v_1 |
| self.limit_backward = self.cursor |
| self.cursor = self.limit |
| v_2 = self.limit - self.cursor |
| self.__r_main_suffix() |
| self.cursor = self.limit - v_2 |
| v_3 = self.limit - self.cursor |
| self.__r_consonant_pair() |
| self.cursor = self.limit - v_3 |
| v_4 = self.limit - self.cursor |
| self.__r_other_suffix() |
| self.cursor = self.limit - v_4 |
| v_5 = self.limit - self.cursor |
| self.__r_undouble() |
| self.cursor = self.limit - v_5 |
| self.cursor = self.limit_backward |
| return True |
| |
| |
| class lab0(BaseException): pass |
