def giza_align_test(self): new_c = copy_xigt(self.xc) giza_align_t_g(new_c) giza_aln = get_trans_glosses_alignment(new_c[0], aln_method=INTENT_ALN_GIZA) print(giza_aln) self.assertEqual(giza_aln, Alignment([(5, 7), (1, 1), (4, 3), (6, 5)]))
def enrich(**kwargs): global classifier if ARG_OUTFILE not in kwargs: ENRICH_LOG.critical("No output file specified.") sys.exit() # ============================================================================= # Set up the alternate classifier path... # ============================================================================= class_path = kwargs.get('class_path') #=========================================================================== # Set up the different arguments... #=========================================================================== inpath = kwargs.get(ARG_INFILE) parse_args = kwargs.get(PARSE_VAR, []) pos_args = kwargs.get(POS_VAR, []) aln_args = kwargs.get(ALN_VAR, []) max_parse_length = kwargs.get('max_parse_length', 10) if not (parse_args or pos_args or aln_args): ENRICH_LOG.warning("No enrichment specified. Basic processing only will be performed.") #=========================================================================== # Sanity check the arguments. #=========================================================================== # Check that alignment is asked for if projection is asked for. if (ARG_POS_PROJ in pos_args or ARG_PARSE_PROJ in parse_args) and (not aln_args): ENRICH_LOG.warn("You have asked for projection methods but have not requested " + \ "alignments to be generated. Projection may fail if alignment not already present in file.") ENRICH_LOG.log(1000, 'Loading input file...') with open(inpath, 'r', encoding='utf-8') as in_f: corp = xigtxml.load(in_f, mode=INCREMENTAL) # ------------------------------------------- # Initialize the English tagger if: # A) "proj" option is selected for pos. # B) "trans" option is given for pos. # C) "heurpos" option is given for alignment. # ------------------------------------------- s = None if ARG_POS_PROJ in pos_args or ARG_POS_TRANS in pos_args or ARG_ALN_HEURPOS in aln_args: ENRICH_LOG.log(1000, 'Initializing tagger...') tagger = c.getpath('stanford_tagger_trans') try: s = StanfordPOSTagger(tagger) except TaggerError as te: ENRICH_LOG.critical(te) sys.exit(2) # ------------------------------------------- # Initialize the parser if: # A) "trans" option is given for parse # B) "proj" option is given for parse. # ------------------------------------------- if ARG_PARSE_TRANS in parse_args or ARG_PARSE_PROJ in parse_args: ENRICH_LOG.log(1000, "Intializing English parser...") sp = stanford_parser.StanfordParser() # ------------------------------------------- # Initialize the classifier if: # A) "class" option is given for pos # B) "heurpos" option is given for alignment. # ------------------------------------------- m = None if ARG_POS_CLASS in pos_args or ARG_ALN_HEURPOS in aln_args: ENRICH_LOG.log(1000, "Initializing gloss-line classifier...") p = load_posdict() m = mallet_maxent.MalletMaxent(classifier) # -- 1b) Giza Gloss to Translation alignment -------------------------------------- if ARG_ALN_GIZA in aln_args or ARG_ALN_GIZAHEUR in aln_args: ENRICH_LOG.log(1000, 'Aligning gloss and translation lines using mgiza++...') try: if ARG_ALN_GIZAHEUR in aln_args: giza_align_t_g(corp, resume=True, use_heur=True, symmetric=kwargs.get(ALN_SYM_VAR, SYMMETRIC_INTERSECT)) if ARG_ALN_GIZA in aln_args: giza_align_t_g(corp, resume=True, use_heur=False, symmetric=kwargs.get(ALN_SYM_VAR, SYMMETRIC_INTERSECT)) except GizaAlignmentException as gae: gl = logging.getLogger('giza') gl.critical(str(gae)) raise gae # ------------------------------------------- # Begin iterating through the corpus # ------------------------------------------- for inst in corp: feedback_string = 'Instance {:15s}: {{:20s}}{{}}'.format(inst.id) reasons = [] inst_status = None def fail(reason): nonlocal inst_status, reasons if reason not in reasons: reasons.append(reason) inst_status = 'WARN' def success(): nonlocal inst_status inst_status = 'OK' # ------------------------------------------- # Define the reasons for failure # ------------------------------------------- F_GLOSS_LINE = "NOGLOSS" F_LANG_LINE = "NOLANG" F_TRANS_LINE = "NOTRANS" F_BAD_LINES = "BADLINES" F_L_G_ALN = "L_G_ALIGN" F_T_G_ALN = "G_T_ALIGN" F_NO_TRANS_POS="NO_POS_TRANS" F_PROJECTION = "PROJECTION" F_UNKNOWN = "UNKNOWN" F_PARSELEN = "OVER_MAX_LENGTH" try: # ------------------------------------------- # Get the different lines # ------------------------------------------- def tryline(func): nonlocal inst try: return func(inst) except NoNormLineException as nnle: return None gl = tryline(gloss_line) tls = tryline(trans_lines) lls = tryline(lang_lines) has_gl = gl is not None has_tl = tls is not None has_ll = lls is not None has_all = lambda: (has_gl and has_tl and has_ll) # ------------------------------------------- # Translation Line # ------------------------------------------- if has_tl: if ARG_POS_PROJ in pos_args or ARG_POS_TRANS in pos_args or ARG_ALN_HEURPOS in aln_args: try: tag_trans_pos(inst, s) except CriticalTaggerError as cte: ENRICH_LOG.critical(str(cte)) sys.exit(2) if ARG_PARSE_PROJ in parse_args or ARG_PARSE_TRANS in parse_args: if len(trans(inst)) <= max_parse_length: parse_translation_line(inst, sp, pt=True, dt=True) else: fail(F_PARSELEN) # 4) POS tag the gloss line -------------------------------------------- if has_gl: if ARG_POS_CLASS in pos_args or ARG_ALN_HEURPOS in aln_args: classify_gloss_pos(inst, m, posdict=p) # ------------------------------------------- # Try getting alignments. # ------------------------------------------- if has_gl and has_ll: try: add_gloss_lang_alignments(inst) except GlossLangAlignException as glae: fail(F_L_G_ALN) if has_gl and has_tl: if ARG_ALN_HEURPOS in aln_args: heur_align_inst(inst, use_pos=True) if ARG_ALN_HEUR in aln_args: heur_align_inst(inst, use_pos=False) # ------------------------------------------- # Now, do the necessary projection tasks. # ------------------------------------------- # Project the classifier tags... if has_ll and has_gl and ARG_POS_CLASS in pos_args: try: project_gloss_pos_to_lang(inst, tag_method=INTENT_POS_CLASS) except GlossLangAlignException: fail(F_L_G_ALN) # ------------------------------------------- # Do the trans-to-lang projection... # ------------------------------------------- if has_all(): proj_aln_method = ALN_ARG_MAP[kwargs.get('proj_aln', ARG_ALN_ANY)] aln = get_trans_gloss_alignment(inst, aln_method=proj_aln_method) if not aln or len(aln) == 0: fail(F_T_G_ALN) else: # ------------------------------------------- # POS Projection # ------------------------------------------- if ARG_POS_PROJ in pos_args: trans_tags = trans_tag_tier(inst) if not trans_tags: fail(F_NO_TRANS_POS) else: project_trans_pos_to_gloss(inst) try: project_gloss_pos_to_lang(inst, tag_method=INTENT_POS_PROJ) except GlossLangAlignException as glae: fail(F_L_G_ALN) # ------------------------------------------- # Parse projection # ------------------------------------------- if ARG_PARSE_PROJ in parse_args: try: project_pt_tier(inst, proj_aln_method=proj_aln_method) except PhraseStructureProjectionException as pspe: fail(F_PROJECTION) except NoAlignmentProvidedError as nape: fail(F_T_G_ALN) try: project_ds_tier(inst, proj_aln_method=proj_aln_method) except ProjectionException as pe: fail(F_PROJECTION) except NoAlignmentProvidedError as nape: fail(F_T_G_ALN) # Sort the tiers... ---------------------------------------------------- inst.sort_tiers() except Exception as e: # ENRICH_LOG.warn("Unknown Error occurred processing instance {}".format(inst.id)) ENRICH_LOG.debug(e) # raise(e) fail(F_UNKNOWN) if not reasons: success() ENRICH_LOG.info(feedback_string.format(inst_status, ','.join(reasons))) ENRICH_LOG.log(1000, 'Writing output file...') if hasattr(kwargs.get(ARG_OUTFILE), 'write'): xigtxml.dump(kwargs.get(ARG_OUTFILE), corp) else: xigtxml.dump(writefile(kwargs.get(ARG_OUTFILE)), corp) ENRICH_LOG.log(1000, 'Done.') ENRICH_LOG.log(1000, "{} instances written.".format(len(corp)))
def evaluate_statistic_methods_on_file(f, xc, mas, classifier_obj, tagger, lang, pool=None, lock=None): """ :type xc: RGCorpus :type mas: MultAlignScorer """ heur_align_corp(xc) giza_align_l_t(xc) mas.add_corpus('lang_trans', INTENT_ALN_GIZA, lang, xc, lang_trans=True) remove_alignments(xc, INTENT_ALN_GIZA) giza_align_l_t(xc, use_heur=True) mas.add_corpus('lang_trans_heur', INTENT_ALN_GIZA, lang, xc, lang_trans=True) remove_alignments(xc, INTENT_ALN_GIZA) giza_align_t_g(xc, aligner=ALIGNER_FASTALIGN, use_heur=False) mas.add_corpus('fast_align', INTENT_ALN_GIZA, lang, xc) remove_alignments(xc, INTENT_ALN_GIZA) giza_align_t_g(xc, aligner=ALIGNER_FASTALIGN, use_heur=True) mas.add_corpus('fast_align_heur', INTENT_ALN_GIZAHEUR, lang, xc) remove_alignments(xc, INTENT_ALN_GIZAHEUR) giza_align_t_g(xc, use_heur=False, resume=False) mas.add_corpus('statistic', INTENT_ALN_GIZA, lang, xc) remove_alignments(xc, INTENT_ALN_GIZA) giza_align_t_g(xc, use_heur=True, resume=False) mas.add_corpus('statistic_heur', INTENT_ALN_GIZAHEUR, lang, xc) remove_alignments(xc, INTENT_ALN_GIZAHEUR) giza_align_t_g(xc, use_heur=False, resume=True) mas.add_corpus('statistic+', INTENT_ALN_GIZA, lang, xc) remove_alignments(xc, INTENT_ALN_GIZA) giza_align_t_g(xc, use_heur=True, resume=True) mas.add_corpus('statistic+_heur', INTENT_ALN_GIZAHEUR, lang, xc) remove_alignments(xc, INTENT_ALN_GIZAHEUR)