# Generated from esperanto.sbl by Snowball 3.1.1 - https://snowballstem.org/ from .basestemmer import BaseStemmer from .among import Among class EsperantoStemmer(BaseStemmer): ''' This class implements the stemming algorithm defined by a snowball script. Generated from esperanto.sbl by Snowball 3.1.1 - https://snowballstem.org/ ''' g_vowel = {"a", "e", "i", "o", "u"} g_aou = "aou" g_digit = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9"} def __r_canonical_form(self): B_foreign = False while True: v_1 = self.cursor try: self.bra = self.cursor among_var = self.find_among(EsperantoStemmer.a_0) self.ket = self.cursor if among_var == 1: self.slice_from("ĉ") elif among_var == 2: self.slice_from("ĝ") elif among_var == 3: self.slice_from("ĥ") elif among_var == 4: self.slice_from("ĵ") elif among_var == 5: self.slice_from("ŝ") elif among_var == 6: self.slice_from("ŭ") elif among_var == 7: self.slice_from("a") B_foreign = True elif among_var == 8: self.slice_from("e") B_foreign = True elif among_var == 9: self.slice_from("i") B_foreign = True elif among_var == 10: self.slice_from("o") B_foreign = True elif among_var == 11: self.slice_from("u") B_foreign = True elif among_var == 12: B_foreign = True elif among_var == 13: B_foreign = False else: if self.cursor >= self.limit: raise lab0() self.cursor += 1 continue except lab0: pass self.cursor = v_1 break return not B_foreign def __r_initial_apostrophe(self): self.bra = self.cursor if self.cursor == self.limit or self.current[self.cursor] != "'": return False self.cursor += 1 self.ket = self.cursor if not self.eq_s("st"): return False if self.find_among(EsperantoStemmer.a_1) == 0: return False if self.cursor < self.limit: return False self.slice_from("e") return True def __r_pronoun(self): self.ket = self.cursor v_1 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "n": self.cursor = self.limit - v_1 raise lab0() self.cursor -= 1 except lab0: pass self.bra = self.cursor if self.find_among_b(EsperantoStemmer.a_2) == 0: return False while True: try: if self.cursor > self.limit_backward: raise lab0() break except lab0: pass if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": return False self.cursor -= 1 break self.slice_del() return True def __r_final_apostrophe(self): self.ket = self.cursor if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "'": return False self.cursor -= 1 self.bra = self.cursor while True: v_1 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "l": raise lab0() self.cursor -= 1 if self.cursor > self.limit_backward: raise lab0() self.slice_from("a") break except lab0: pass self.cursor = self.limit - v_1 try: if not self.eq_s_b("un"): raise lab0() if self.cursor > self.limit_backward: raise lab0() self.slice_from("u") break except lab0: pass self.cursor = self.limit - v_1 try: if self.find_among_b(EsperantoStemmer.a_3) == 0: raise lab0() while True: try: if self.cursor > self.limit_backward: raise lab1() break except lab1: pass if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": raise lab0() self.cursor -= 1 break self.slice_from("aŭ") break except lab0: pass self.cursor = self.limit - v_1 self.slice_from("o") break return True def __r_ujn_suffix(self): self.ket = self.cursor v_1 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "n": self.cursor = self.limit - v_1 raise lab0() self.cursor -= 1 except lab0: pass v_2 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "j": self.cursor = self.limit - v_2 raise lab0() self.cursor -= 1 except lab0: pass self.bra = self.cursor if self.find_among_b(EsperantoStemmer.a_4) == 0: return False while True: try: if self.cursor > self.limit_backward: raise lab0() break except lab0: pass if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": return False self.cursor -= 1 break self.slice_del() return True def __r_uninflected(self): if self.find_among_b(EsperantoStemmer.a_5) == 0: return False while True: try: if self.cursor > self.limit_backward: raise lab0() break except lab0: pass if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": return False self.cursor -= 1 break return True def __r_merged_numeral(self): if self.find_among_b(EsperantoStemmer.a_6) == 0: return False return self.find_among_b(EsperantoStemmer.a_7) != 0 def __r_correlative(self): self.ket = self.cursor self.bra = self.cursor v_1 = self.limit - self.cursor while True: v_2 = self.limit - self.cursor try: v_3 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "n": self.cursor = self.limit - v_3 raise lab1() self.cursor -= 1 except lab1: pass self.bra = self.cursor if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "e": raise lab0() self.cursor -= 1 break except lab0: pass self.cursor = self.limit - v_2 v_4 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "n": self.cursor = self.limit - v_4 raise lab0() self.cursor -= 1 except lab0: pass v_5 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "j": self.cursor = self.limit - v_5 raise lab0() self.cursor -= 1 except lab0: pass self.bra = self.cursor if not self.in_grouping_b(EsperantoStemmer.g_aou): return False break if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "i": return False self.cursor -= 1 v_6 = self.limit - self.cursor try: if self.find_among_b(EsperantoStemmer.a_8) == 0: self.cursor = self.limit - v_6 raise lab0() except lab0: pass while True: try: if self.cursor > self.limit_backward: raise lab0() break except lab0: pass if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": return False self.cursor -= 1 break self.cursor = self.limit - v_1 self.slice_del() return True def __r_long_word(self): while True: v_1 = self.limit - self.cursor try: for _ in 0, 0: if not self.go_out_grouping_b(EsperantoStemmer.g_vowel): raise lab0() self.cursor -= 1 break except lab0: pass self.cursor = self.limit - v_1 try: while True: try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": raise lab1() self.cursor -= 1 break except lab1: pass if self.cursor <= self.limit_backward: raise lab0() self.cursor -= 1 if self.cursor <= self.limit_backward: raise lab0() self.cursor -= 1 break except lab0: pass self.cursor = self.limit - v_1 if not self.go_out_grouping_b(EsperantoStemmer.g_digit): return False self.cursor -= 1 break return True def __r_standard_suffix(self): self.ket = self.cursor among_var = self.find_among_b(EsperantoStemmer.a_9) if among_var == 0: return False if among_var == 1: v_1 = self.limit - self.cursor while True: try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": raise lab0() self.cursor -= 1 break except lab0: pass if not self.in_grouping_b(EsperantoStemmer.g_digit): return False break self.cursor = self.limit - v_1 v_2 = self.limit - self.cursor try: if self.cursor <= self.limit_backward or self.current[self.cursor - 1] != "-": self.cursor = self.limit - v_2 raise lab0() self.cursor -= 1 except lab0: pass self.bra = self.cursor self.slice_del() return True def _stem(self): v_1 = self.cursor if not self.__r_canonical_form(): return False self.cursor = v_1 v_2 = self.cursor self.__r_initial_apostrophe() self.cursor = v_2 self.limit_backward = self.cursor self.cursor = self.limit v_3 = self.limit - self.cursor try: if not self.__r_pronoun(): raise lab0() return False except lab0: pass self.cursor = self.limit - v_3 v_4 = self.limit - self.cursor self.__r_final_apostrophe() self.cursor = self.limit - v_4 v_5 = self.limit - self.cursor try: if not self.__r_correlative(): raise lab0() return False except lab0: pass self.cursor = self.limit - v_5 v_6 = self.limit - self.cursor try: if not self.__r_uninflected(): raise lab0() return False except lab0: pass self.cursor = self.limit - v_6 v_7 = self.limit - self.cursor try: if not self.__r_merged_numeral(): raise lab0() return False except lab0: pass self.cursor = self.limit - v_7 v_8 = self.limit - self.cursor try: if not self.__r_ujn_suffix(): raise lab0() return False except lab0: pass self.cursor = self.limit - v_8 v_9 = self.limit - self.cursor if not self.__r_long_word(): return False self.cursor = self.limit - v_9 if not self.__r_standard_suffix(): return False self.cursor = self.limit_backward return True a_0 = [ Among("", -1, 14), Among("-", 0, 13), Among("cx", 0, 1), Among("gx", 0, 2), Among("hx", 0, 3), Among("jx", 0, 4), Among("q", 0, 12), Among("sx", 0, 5), Among("ux", 0, 6), Among("w", 0, 12), Among("x", 0, 12), Among("y", 0, 12), Among("á", 0, 7), Among("é", 0, 8), Among("í", 0, 9), Among("ó", 0, 10), Among("ú", 0, 11) ] a_1 = [ Among("as", -1, -1), Among("i", -1, -1), Among("is", 1, -1), Among("os", -1, -1), Among("u", -1, -1), Among("us", 4, -1) ] a_2 = [ Among("ci", -1, -1), Among("gi", -1, -1), Among("hi", -1, -1), Among("li", -1, -1), Among("ili", 3, -1), Among("ŝli", 3, -1), Among("mi", -1, -1), Among("ni", -1, -1), Among("oni", 7, -1), Among("ri", -1, -1), Among("si", -1, -1), Among("vi", -1, -1), Among("ivi", 11, -1), Among("ĝi", -1, -1), Among("ŝi", -1, -1), Among("iŝi", 14, -1), Among("malŝi", 14, -1) ] a_3 = [ Among("amb", -1, -1), Among("bald", -1, -1), Among("malbald", 1, -1), Among("morg", -1, -1), Among("postmorg", 3, -1), Among("adi", -1, -1), Among("hodi", -1, -1), Among("ank", -1, -1), Among("ĉirk", -1, -1), Among("tutĉirk", 8, -1), Among("presk", -1, -1), Among("almen", -1, -1), Among("apen", -1, -1), Among("hier", -1, -1), Among("antaŭhier", 13, -1), Among("malgr", -1, -1), Among("ankor", -1, -1), Among("kontr", -1, -1), Among("anstat", -1, -1), Among("kvaz", -1, -1) ] a_4 = [ Among("aliu", -1, -1), Among("unu", -1, -1) ] a_5 = [ Among("aha", -1, -1), Among("haha", 0, -1), Among("haleluja", -1, -1), Among("hola", -1, -1), Among("hosana", -1, -1), Among("maltra", -1, -1), Among("hura", -1, -1), Among("ĥaĥa", -1, -1), Among("ekde", -1, -1), Among("elde", -1, -1), Among("disde", -1, -1), Among("ehe", -1, -1), Among("maltre", -1, -1), Among("dirlididi", -1, -1), Among("malpli", -1, -1), Among("malĉi", -1, -1), Among("malkaj", -1, -1), Among("amen", -1, -1), Among("tamen", 17, -1), Among("oho", -1, -1), Among("maltro", -1, -1), Among("minus", -1, -1), Among("uhu", -1, -1), Among("muu", -1, -1) ] a_6 = [ Among("tri", -1, -1), Among("du", -1, -1), Among("unu", -1, -1) ] a_7 = [ Among("dek", -1, -1), Among("cent", -1, -1) ] a_8 = [ Among("k", -1, -1), Among("kelk", 0, -1), Among("nen", -1, -1), Among("t", -1, -1), Among("mult", 3, -1), Among("samt", 3, -1), Among("ĉ", -1, -1) ] a_9 = [ Among("a", -1, -1), Among("e", -1, -1), Among("i", -1, -1), Among("j", -1, 1), Among("aj", 3, -1), Among("oj", 3, -1), Among("n", -1, 1), Among("an", 6, -1), Among("en", 6, -1), Among("jn", 6, 1), Among("ajn", 9, -1), Among("ojn", 9, -1), Among("on", 6, -1), Among("o", -1, -1), Among("as", -1, -1), Among("is", -1, -1), Among("os", -1, -1), Among("us", -1, -1), Among("u", -1, -1) ] class lab0(BaseException): pass class lab1(BaseException): pass