Revert "the script 'forced_alignment_novo.py' which is to run novo_api on Python 3.6 environment is added."

This reverts commit b87a81eb9d.

acoustic_model.sln

@@ -18,8 +18,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		..\toolbox\pyHTK.py = ..\toolbox\pyHTK.py
 		..\forced_alignment\forced_alignment\pyhtk.py = ..\forced_alignment\forced_alignment\pyhtk.py
 		..\forced_alignment\forced_alignment\scripts.py = ..\forced_alignment\forced_alignment\scripts.py
+		..\forced_alignment\forced_alignment\tempfilename.py = ..\forced_alignment\forced_alignment\tempfilename.py
 		..\forced_alignment\forced_alignment\test_environment.py = ..\forced_alignment\forced_alignment\test_environment.py
-		..\..\..\..\..\OneDrive\WSL\python-novo-api\test\testgrammar.py = ..\..\..\..\..\OneDrive\WSL\python-novo-api\test\testgrammar.py
 	EndProjectSection
 EndProject
 Global

acoustic_model/acoustic_model.pyproj

@@ -4,7 +4,7 @@
     <SchemaVersion>2.0</SchemaVersion>
     <ProjectGuid>4d8c8573-32f0-4a62-9e62-3ce5cc680390</ProjectGuid>
     <ProjectHome>.</ProjectHome>
-    <StartupFile>check_novoapi.py</StartupFile>
+    <StartupFile>performance_check.py</StartupFile>
     <SearchPath>
     </SearchPath>
     <WorkingDirectory>.</WorkingDirectory>
@@ -25,9 +25,6 @@
     <Compile Include="acoustic_model_functions.py">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="check_novoapi.py">
-      <SubType>Code</SubType>
-    </Compile>
     <Compile Include="convert_xsampa2ipa.py">
       <SubType>Code</SubType>
     </Compile>
@@ -37,10 +34,7 @@
     <Compile Include="fa_test.py">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="forced_alignment_novo.py">
+    <Compile Include="performance_check.py">
-      <SubType>Code</SubType>
-    </Compile>
-    <Compile Include="htk_vs_kaldi.py">
       <SubType>Code</SubType>
     </Compile>
   </ItemGroup>

acoustic_model/defaultfiles.py

@@ -30,6 +30,7 @@ repo_dir = r'C:\Users\Aki\source\repos'
 ipa_xsampa_converter_dir = os.path.join(repo_dir, 'ipa-xsama-converter')
 forced_alignment_module_dir = os.path.join(repo_dir, 'forced_alignment')
 
+<<<<<<< HEAD
 WSL_dir   = r'C:\OneDrive\WSL'
 fame_dir        = os.path.join(WSL_dir, 'kaldi-trunk', 'egs', 'fame')
 fame_s5_dir     = os.path.join(fame_dir, 's5')
@@ -42,4 +43,9 @@ phonelist_friesian_txt     = os.path.join(experiments_dir, 'friesian', 'acoustic
 
 novo_api_dir = os.path.join(WSL_dir, 'python-novo-api')
 cmu69_phoneset = os.path.join(novo_api_dir, 'novoapi', 'asr', 'phoneset', 'en', 'cmu69.phoneset')
+=======
+fame_dir = r'C:\OneDrive\WSL\kaldi-trunk\egs\fame\s5\corpus'
+experiments_dir = r'c:\OneDrive\Research\rug\experiments'
+>>>>>>> parent of b87a81e... the script 'forced_alignment_novo.py' which is to run novo_api on Python 3.6 environment is added.
 
+phonelist = os.path.join(experiments_dir, 'friesian', 'acoustic_model', 'config', 'phonelist_friesian.txt')

acoustic_model/fa_test.py

@@ -2,52 +2,15 @@ import os
 import sys
 os.chdir(r'C:\Users\Aki\source\repos\acoustic_model\acoustic_model')
 
-import numpy as np
-
 import defaultfiles as default
 
 sys.path.append(os.path.join(default.repo_dir, 'forced_alignment'))
-from forced_alignment import forced_alignment, lexicon, convert_phone_set
+from forced_alignment import forced_alignment
 
-#wav_file = r'C:\Users\Aki\source\repos\forced_alignment\notebooks\sample\10147-1464186409-1917281.wav'
+wav_file = r'C:\Users\Aki\source\repos\forced_alignment\notebooks\sample\10147-1464186409-1917281.wav'
-#forced_alignment(
+forced_alignment(
-#    wav_file,
+    wav_file,
-#    'Australië'
+    #'Australië'
-#    #'BUFFETCOUPON COULISSEN DOUANE'
+    'BUFFETCOUPON COULISSEN DOUANE'
-#    )
+    )
 
-# according to: http://lands.let.ru.nl/cgn/doc_Dutch/topics/version_1.0/annot/phonetics/fon_prot.pdf
-phone_list_cgn = ['p', 'd', 't', 'd', 'k', 'g', # plosives
-                 'f', 'v', 's', 'z', 'S', 'Z', 'x', 'G', 'h', # fricatives
-                 'N', 'm', 'n', 'J', 'l', 'r', 'w', 'j', # sonorant 
-                 'I', 'E', 'A', 'O', 'Y', # short vowels
-                 'i', 'y', 'e', '2', 'a', 'o', 'u', # long vowels
-                 '@', # schwa 
-                 'E+', 'Y+', 'A+', # Diftongen
-                 'E:', 'Y:', 'O:', # Leenvocalen
-                 'E~', 'A~', 'O~', 'Y~' # Nasale vocalen
-                 ]
-
-# load word in the lexicon.
-lexicon_file = r'C:\cygwin64\home\Aki\acoustic_model\material\barbara\2010_2510_lexicon_pronvars_HTK.txt'
-with open(lexicon_file, 'r') as f:
-    lines = f.readlines()
-
-words = []
-for line in lines:
-    line_split = line.split()
-    if len(line_split) > 0:
-        word = line_split[0]
-        word.replace('+s', '')
-        word = word.split('-')
-        words.append(word)
-words = list(np.unique(words))
-
-pronunciations = lexicon._grapheme_to_phoneme(words)
-htks = []
-phone_list = set()
-for word in pronunciations.keys():
-    ipa = pronunciations[word]
-    htk = convert_phone_set.split_ipa(ipa)
-    htks.append(htk)
-    phone_list = phone_list | set(htk)

acoustic_model/forced_alignment_novo.py

@@ -1,133 +0,0 @@
-#
-# forced alignment using novo-api.
-#
-# *** IMPORTANT ***
-# This file should be treated as confidencial. 
-# This file should not be copied or uploaded to public sites.
-#  
-# NOTES:
-# The usage of novo api: https://bitbucket.org/novolanguage/python-novo-api
-# I couldn't make it work as I described in the mail to Martijn Bartelds on 2018/12/03.
-# As per the advice from him, I modified testgrammer.py and made it a function.  
-#
-# In order to run on Python 3.6, the following points are changed in novo-api.
-# (1) backend/__init__.py
-# - #import session
-#   from . import session
-# (2) backend/session.py
-# - #except Exception, e:
-#   except Exception as e:
-# - #print self.last_message
-#   print(self.last_message)
-# (3) asr/segment/praat.py
-# - def print_tier(output, title, begin, end, segs, (format, formatter))
-#   def print_tier(output, title, begin, end, segs, format, formatter):
-# (4) asr/spraaklab/__init.py
-# - #import session
-#   from . import session
-# (5) asr/spraaklab/schema.py
-# - #print data, "validated not OK", e.message
-#   print("{0} validated not OK {1}".format(data, e.message))
-# - #print data, "validated OK"
-#   print("{} validated OK".format(data))
-# - #if isinstance(object, basestring):
-#	if isinstance(object, str)
-#
-# Aki Kunikoshi
-# 428968@gmail.com
-#
-
-import argparse
-import json
-
-from novoapi.backend import session
-
-# username / password cannot be passed as artuments...
-p = argparse.ArgumentParser()
-#p.add_argument("--user", default=None)
-#p.add_argument("--password", default=None)
-p.add_argument("--user", default='martijn.wieling')
-p.add_argument("--password", default='fa0Thaic')
-args = p.parse_args()
-
-wav_file = 'c:\\OneDrive\\WSL\\test\\onetwothree.wav'
-
-rec = session.Recognizer(grammar_version="1.0", lang="nl", snodeid=101, user=args.user, password=args.password, keepopen=True) # , modeldir=modeldir)
-
-grammar = {
-  "type": "confusion_network",
-  "version": "1.0",
-  "data": {
-    "kind": "sequence",
-    "elements": [
-      {
-        "kind": "word",
-        "pronunciation": [
-          {
-            "phones": [
-              "wv",
-              "a1",
-              "n"
-            ],
-            "id": 0
-          },
-          {
-            "phones": [
-              "wv",
-              "uh1",
-              "n"
-            ],
-            "id": 1
-          }
-        ],
-        "label": "one"
-      },
-      {
-        "kind": "word",
-        "pronunciation": [
-          {
-            "phones": [
-              "t",
-              "uw1"
-            ],
-            "id": 0
-          }
-        ],
-        "label": "two"
-      },
-      {
-        "kind": "word",
-        "pronunciation": [
-          {
-            "phones": [
-              "t",
-              "r",
-              "iy1"
-            ],
-            "id": 0
-          },
-          {
-            "phones": [
-              "s",
-              "r",
-              "iy1"
-            ],
-            "id": 1
-          }
-        ],
-        "label": "three"
-      }
-    ]
-  },
-  "return_objects": [
-    "grammar"
-  ],
-  "phoneset": "novo70"
-}
-
-res = rec.setgrammar(grammar)
-#print "Set grammar result", res
-
-#res = rec.recognize_wav("test/onetwothree.wav")
-res = rec.recognize_wav(wav_file)
-#print "Recognition result:", json.dumps(res.export(), indent=4)

acoustic_model/performance_check.py

@@ -3,7 +3,7 @@ os.chdir(r'C:\Users\Aki\source\repos\acoustic_model\acoustic_model')
 
 import sys
 import csv
-#import subprocess
+import subprocess
 from collections import Counter
 import re
 
@@ -20,6 +20,8 @@ from forced_alignment import pyhtk
 
 
 ## ======================= user define =======================
+excel_file = os.path.join(default.experiments_dir, 'stimmen', 'data', 'Frisian Variants Picture Task Stimmen.xlsx')
+data_dir   = os.path.join(default.experiments_dir, 'stimmen', 'data')
 
 wav_dir	= r'c:\OneDrive\WSL\kaldi-trunk\egs\fame\s5\corpus\stimmen' # 16k
 
@@ -46,6 +48,8 @@ load_forced_alignment_kaldi = 1
 eval_forced_alignment_kaldi = 1
 
 
+
+
 ## ======================= add paths =======================
 sys.path.append(os.path.join(default.repo_dir, 'forced_alignment'))
 from forced_alignment import convert_phone_set
@@ -58,12 +62,12 @@ from evaluation import plot_confusion_matrix
 ## ======================= convert phones ======================
 mapping = convert_xsampa2ipa.load_converter('xsampa', 'ipa', default.ipa_xsampa_converter_dir)
 
-xls = pd.ExcelFile(default.stimmen_transcription_xlsx)
+xls = pd.ExcelFile(excel_file)
 
 ## check conversion
-#df = pd.read_excel(xls, 'check')
+#df = pd.read_excel(xls, 'frequency')
 #for xsampa, ipa in zip(df['X-SAMPA'], df['IPA']):
-#    if xsampa is not '/':
+#    #ipa_converted = convert_xsampa2ipa.conversion('xsampa', 'ipa', mapping, xsampa_)
 #    ipa_converted = convert_xsampa2ipa.xsampa2ipa(mapping, xsampa)
 #    if not ipa_converted == ipa:
 #        print('{0}: {1} - {2}'.format(xsampa, ipa_converted, ipa))
@@ -156,7 +160,7 @@ if do_forced_alignment_htk:
                     htk_dict_file = os.path.join(htk_dict_dir, word + '.dic')
 
                     pyhtk.doHVite(wav_file, label_file, htk_dict_file, fa_file, default.config_hvite, 
-                                default.phonelist_friesian_txt, acoustic_model)
+                                default.phonelist, acoustic_model)
                     os.remove(label_file)
 
                     prediction = am_func.read_fileFA(fa_file)
@@ -227,7 +231,7 @@ if make_kaldi_data_files:
 
 ## ======================= make lexicon txt which is used by Kaldi =======================
 if make_kaldi_lexicon_txt:
-    option_num = 7
+    option_num = 6
 
     # remove previous file.
     if os.path.exists(lexicon_txt):
@@ -277,10 +281,10 @@ if load_forced_alignment_kaldi:
     phones_txt = os.path.join(default.fame_s5_dir, 'data', 'lang', 'phones.txt')
     merged_alignment_txt = os.path.join(default.fame_s5_dir, 'exp', 'tri1_alignme', 'merged_alignment.txt')
     
-    #filenames	   = np.load(stimmen_data_dir + '\\filenames.npy')
+    #filenames	   = np.load(data_dir + '\\filenames.npy')
-    #words		   = np.load(stimmen_data_dir + '\\words.npy')
+    #words		   = np.load(data_dir + '\\words.npy')
-    #pronunciations = np.load(stimmen_data_dir + '\\pronunciations_ipa.npy')
+    #pronunciations = np.load(data_dir + '\\pronunciations_ipa.npy')
-    #pronvar_list_all = np.load(stimmen_data_dir + '\\pronvar_list_all.npy')
+    #pronvar_list_all = np.load(data_dir + '\\pronvar_list_all.npy')
     #word_list = np.unique(words)    
 
     # load the mapping between phones and ids.
@@ -365,7 +369,7 @@ if eval_forced_alignment_htk:
         if compare_hmm_num:
             f_result.write("{},".format(hmm_num_str))
 
-        #match = np.load(stimmen_data_dir + '\\match_hmm' + hmm_num_str + '.npy')
+        #match = np.load(data_dir + '\\match_hmm' + hmm_num_str + '.npy')
         #prediction = np.load(os.path.join(result_dir, 'htk', 'predictions_hmm' + hmm_num_str + '.npy'))
         #prediction = pd.Series(prediction, index=df.index, name='prediction')
         #result = pd.concat([df, prediction], axis=1)

novoapi_for_python3x/__init__.py

@@ -1,5 +0,0 @@
-#!/usr/bin/env python
-
-__version__ = "0.2"
-
-import backend

novoapi_for_python3x/asr/__init__.py

@@ -1,6 +0,0 @@
-#!/usr/bin/env python
-
-#import segments
-#import spraaklab
-from . import segments
-from . import spraaklab

novoapi_for_python3x/asr/segments/__init__.py

@@ -1,4 +0,0 @@
-#!/usr/bin/env python
-
-from .segments import Segmentation
-from .praat import seg2tg

novoapi_for_python3x/asr/segments/praat.py

@@ -1,77 +0,0 @@
-#!/usr/bin/env python
-# (c) 2015--2018 NovoLanguage, author: David A. van Leeuwen
-
-import codecs
-
-def print_header(output, begin, end, nr_tiers):
-    print >> output, 'File type = "ooTextFile"'
-    print >> output, 'Object class = "TextGrid"'
-    print >> output, ''
-    print >> output, 'xmin = %s' % begin
-    print >> output, 'xmax = %s' % end
-    print >> output, 'tiers? <exists>'
-    print >> output, 'size = %d' % nr_tiers
-    print >> output, 'item []:'
-
-
-def print_info_tier(output, title, begin, end, label):
-    print >> output, '\titem [%d]:' % 0
-    print >> output, '\t\tclass = "IntervalTier"'
-    print >> output, '\t\tname = "%s"' % title
-    print >> output, '\t\txmin = %s' % begin
-    print >> output, '\t\txmax = %s' % end
-    print >> output, '\t\tintervals: size = %d' % 1
-
-    print >> output, '\t\tintervals [1]:'
-    print >> output, '\t\t\txmin = %s' % begin
-    print >> output, '\t\t\txmax = %s' % end
-    print >> output, '\t\t\ttext = "%s"' % label
-
-
-#def print_tier(output, title, begin, end, segs, (format, formatter)):
-def print_tier(output, title, begin, end, segs, format, formatter):
-    print >> output, '\titem [%d]:' % 0
-    print >> output, '\t\tclass = "IntervalTier"'
-    print >> output, '\t\tname = "%s"' % title
-    print >> output, '\t\txmin = %s' % begin
-    print >> output, '\t\txmax = %s' % end
-    print >> output, '\t\tintervals: size = %d' % len(segs)
-
-    count = 1
-    for seg in segs:
-        #print seg
-        print >> output, '\t\tintervals [%d]:' % count
-        print >> output, '\t\t\txmin = %s' % repr(int(seg['begin']) / 100.0)
-        print >> output, '\t\t\txmax = %s' % repr(int(seg['end']) / 100.0)
-        string = '\t\t\ttext = "' + format + '"'
-        print >> output, string % formatter(seg['label'])
-        count += 1
-
-
-def seg2tg(fname, segments):
-    if not segments:
-        return
-    output = codecs.open(fname, "w", encoding="utf-8")
-
-    confidences = []
-    word_labels = []
-    phones = []
-
-    for s in segments:
-        conf = s.llh if hasattr(s, "llh") else s.score
-        confidences.append({'begin': s.begin, 'end': s.end, 'label': conf})
-        word_labels.append({'begin': s.begin, 'end': s.end, 'label': s.label})
-        for p in s.phones:
-            phones.append({'begin': p.begin, 'end': p.end, 'label': p.label})
-
-
-    begin = repr(int(segments[0].begin) / 100.0)
-    end = repr(int(segments[-1].end) / 100.0)
-
-    nr_tiers = 3
-    print_header(output, begin, end, nr_tiers)
-    print_tier(output, "confidence", begin, end, confidences, ('%.3f', lambda x: x))
-    print_tier(output, "words", begin, end, word_labels, ('%s', lambda x: x))
-    print_tier(output, "phones", begin, end, phones, ('%s', lambda x: x))
-
-    output.close()

novoapi_for_python3x/asr/segments/segments.py

@@ -1,99 +0,0 @@
-#!/usr/bin/env python
-# (c) 2015--2018 NovoLanguage, author: David A. van Leeuwen
-
-## These classes can be initialized with dictionaries, as they are returned by the python spraaklab recognition system.
-
-class Segment(object):
-    def __init__(self, segment):
-        self.begin = segment["begin"]
-        self.end = segment["end"]
-        self.begintime = segment.get("beginTime", self.begin / 100.0)
-        self.endtime = segment.get("endTime", self.end / 100.0)
-        self.label = segment["label"]
-        self.score = segment["score"]
-        if "llh" in segment:
-            self.llh = segment["llh"]
-        if "phones" in segment:
-            self.type = "word"
-            self.phones = Segmentation(segment["phones"], ["sil"])
-            if hasattr(self.phones[0], "llh"):
-                self.minllh = min([s.llh for s in self.phones]) ## the current word llh for error detection
-        else:
-            self.type = "phone"
-
-    def __repr__(self):
-        res = "%8.3f -- %8.3f score %8.3f " % (self.begintime, self.endtime, self.score)
-        if hasattr(self, "llh"):
-            res += "llh %8.3f " % self.llh
-        res += self.label.encode("utf8")
-        return res
-
-    def export(self):
-        r = {"begin": self.begin, "end": self.end, "label": self.label, "score": self.score, "type": self.type}
-        if hasattr(self, "llh"):
-            r["llh"] = self.llh
-        if hasattr(self, "phones"):
-            r["phones"] = self.phones.export()
-        return r
-
-class Segmentation(object):
-    def __init__(self, segments, sils=["<s>", "</s>", "!sil"]):
-        """Create a segmentation from a spraaklab recognition structure.
-        segments: an array of words (or phones), represented by a dict with
-        "begin", "end", "label", "score", and "llh" keys.  Words can also have
-        "phones" which is another array of segments."""
-        self.segments = [Segment(s) for s in segments]
-        if self.segments:
-            self.type = self.segments[0].type
-        else:
-            self.type = None
-        self.sils = sils
-        self.orig = segments ## in case we want to have access to the original recognition structure
-
-    def __getitem__(self, item):
-        return self.segments[item]
-
-    def __repr__(self):
-        ns = len(self.segments)
-        res = "Segmentation with %d %s%s" % (ns, self.type, "" if ns==1 else "s")
-        for seg in self.segments:
-            res += "\n " + repr(seg)
-        return res
-
-    def __len__(self):
-        return len(self.segments)
-
-    def score(self, skip=None):
-        if not skip:
-            skip = self.sils
-        s = 0.0
-        for seg in self.segments:
-            if seg.label not in skip:
-                s += seg.score
-        return s
-
-    def llhs(self, skip=None):
-        if not skip:
-            skip = self.sils
-        return [seg.llh for seg in self.segments if hasattr(seg, "llh") and seg.label not in skip]
-
-    def llh(self, skip=None):
-        return sum(self.llhs(skip))
-
-    def minllh(self, skip=None):
-        llhs = self.llhs(skip)
-        if llhs:
-            return min(llhs)
-        else:
-            return None
-
-    def labels(self, skip=None):
-        if not skip:
-            skip = self.sils
-        return [seg.label for seg in self.segments if seg.label not in skip]
-
-    def sentence(self, skip=None):
-        return " ".join(self.labels(skip))
-
-    def export(self):
-        return [seg.export() for seg in self.segments]

novoapi_for_python3x/asr/spraaklab/__init__.py

@@ -1,4 +0,0 @@
-#!/usr/bin/env python
-
-#import schema
-from . import schema

novoapi_for_python3x/asr/spraaklab/schema.py

@@ -1,273 +0,0 @@
-#!/usr/bin/env python
-## (c) 2017 NovoLanguage, author: David A. van Leeuwen
-
-## The purpose of this to define the grammar structure in a json schema, so that it can be validated,
-## (de)serialized, and perhaps even automatically converted to a Python class structure.
-
-import json
-import jsonschema
-
-grammar_schema_v10 = {
-    "$schema": "http://json-schema.org/schema#",
-    "title": "NovoLanguage grammar",
-    "description": "A grammar specification for the NovoLanguage Automatic Speech Recognition",
-    "$ref": "#/definitions/group",
-    "definitions": {
-        "phones": {
-            "type": "array",
-            "items": {
-                "type": "string"
-            },
-            "minItems": 1
-        },
-        "pronunciation": {
-            "type": "object",
-            "properties": {
-                "phones": {
-                    "$ref": "#/definitions/phones"
-                },
-                "syllables": {
-                    "type": "array",
-                    "items": {
-                        "$ref": "#/definitions/syllable"
-                    },
-                    "minItems": 1
-                },
-                "id": {
-                    "type": "integer",
-                    "description": "ID to distinguish this pronunciation from other variants"
-                },
-                "meta": {
-                    "type": "object"
-                }
-            },
-            "required": ["phones"]
-        },
-        "syllable": {
-            "type": "object",
-            "properties": {
-                "begin": {
-                    "type": "integer",
-                    "minimum": 0
-                },
-                "end": {
-                    "type": "integer",
-                    "minimum": 0
-                },
-                "stress": {
-                    "type": "integer",
-                    "minimum": 0
-                },
-                "tone": {
-                    "type": "integer",
-                    "minimum": 0
-                }
-            },
-            "required": ["begin", "end"]
-        },
-        "word": {
-            "type": "object",
-            "properties": {
-                "kind": {
-                    "type": "string",
-                    "enum": ["word"]
-                },
-                "label": {
-                    "type": "string"
-                },
-                "pronunciation": {
-                    "anyOf": [
-                        {
-                            "$ref": "#/definitions/pronunciation"
-                        },
-                        {
-                            "type": "array",
-                            "items": {
-                                "anyOf": [
-                                    {
-                                        "$ref": "#/definitions/pronunciation"
-                                    },
-                                    {
-                                        "$ref": "#/definitions/phones"
-                                    }
-                                ]
-                            },
-                            "minItems": 1
-                        },
-                        {
-                            "$ref": "#/definitions/phones"
-                        }
-
-                    ]
-                },
-                "syllables": {
-                    "type": "array",
-                    "items": {
-                        "$ref": "#/definitions/syllable"
-                    }
-                },
-                "graphemes": {
-                    "type": "array",
-                    "items": {
-                        "type": "string"
-                    }
-                },
-                "id": {
-                    "type": "integer",
-                    "description": "ID to distinguish this word from other words (with possibly the same label)"
-                },
-                "meta": {
-                    "type": "object"
-                }
-            },
-            "required": ["label"]
-        },
-        "element": {
-            "title": "element",
-            "oneOf": [
-                {
-                    "$ref": "#/definitions/word"
-                },
-                {
-                    "$ref": "#/definitions/group"
-                },
-                {
-                    "type": ["string", "null"]
-                }
-            ]
-        },
-        "group": {
-            "title": "element group",
-            "type": "object",
-            "properties": {
-                "kind": {
-                    "type": "string",
-                    "enum": ["sequence", "alternatives", "order"]
-                },
-                "elements": {
-                    "type": "array",
-                    "items": {
-                        "$ref": "#/definitions/element"
-                    },
-                    "minItems": 1,
-                },
-                "meta": {
-                    "type": "object"
-                }
-            },
-            "required": ["kind", "elements"]
-        }
-    }
-}
-
-grammar_schema_v01 = {
-    "$schema": "http://json-schema.org/schema#",
-    "title": "NovoLanguage grammar v0.1",
-    "description": "A grammar specification for the NovoLanguage Automatic Speech Recognition",
-    "type": "object",
-    "properties": {
-        "type": {
-            "type": "string",
-            "enum": ["multiple_choice", "word_order"]
-        },
-        "parts": {
-            "type": "array",
-            "minItems": 1,
-            "maxItems": 5,
-            "items": {
-                "type": ["string", "array"],
-                "items": {
-                    "type": ["string"]
-                }
-            }
-        }
-    }
-}
-
-grammar_rpc_schema = {
-    "$schema": "http://json-schema.org/schema#",
-    "title": "NovoLanguage RPC grammar",
-    "type": "object",
-    "properties": {
-        "type": {
-            "type": "string",
-            "enum": ["confusion_network"]
-        },
-        "version": {
-            "type": "string",
-            "default": "v0.1"
-        },
-        "data": {
-            "type": "object"
-        },
-        "return_dict": {
-            "type": "boolean"
-        },
-        "return_objects": {
-            "type": "array",
-            "items": {
-                "type": "string",
-                "enum": ["dict", "grammar"]
-            }
-        },
-        "phoneset": {
-            "type": "string",
-            "enum": ["cmu69", "novo70", "mdbg115"]
-        },
-        "parallel_silence": {
-            "type": "boolean"
-        }
-    },
-    "required": ["type", "data"]
-}
-
-def validate(object, schema=grammar_schema_v10):
-    #if isinstance(object, basestring):
-    if isinstance(object, str):
-        object = json.loads(object)
-    if not isinstance(object, dict):
-        raise TypeError("Expected dict or json string")
-    try:
-        jsonschema.validate(object, schema)
-    except jsonschema.ValidationError:
-        return False
-    except Exception:
-        raise
-    else:
-        return True
-
-def validate_rpc_grammar(message):
-    """validate an rpc grammar message"""
-    if not validate(message, grammar_rpc_schema):
-        raise ValueError("Not a valid RPC grammar")
-    version = message.get("version", "0.1")
-    data = message["data"]
-    if version == "0.1":
-        if not validate(data, grammar_schema_v01):
-            raise ValueError("Not a valid grammar v0.1")
-    elif version == "1.0":
-        if not validate(data, grammar_schema_v10):
-            raise ValueError("Not a valid grammar v1.0")
-    else:
-        raise ValueError("Unsupported schema version")
-
-
-## test
-def test(data=None):
-    if not data:
-        data = {"kind": "sequence", "elements": [
-            {"kind": "alternatives", "elements": ["a plain string", "an alternative string"]},
-            {"kind": "word", "label": "a word", "pronunciation": {"phones": ["ah", "w", "er", "d"]}},
-            {"kind": "order", "elements": [{"kind": "word", "label": "another word", "visible": False}, "last word"]}]}
-    try:
-        jsonschema.validate(data, schema)
-    except jsonschema.ValidationError as e:
-        #print data, "validated not OK", e.message
-        print("{0} validated not OK {1}".format(data, e.message))
-    else:
-        #print data, "validated OK"
-        print("{} validated OK".format(data))
-
-
-if __name__ == "__main__":
-    test()

novoapi_for_python3x/backend/__init__.py

@@ -1,4 +0,0 @@
-#!/usr/bin/env python
-
-#import session
-from . import session

novoapi_for_python3x/backend/session.py

@@ -1,254 +0,0 @@
-#!/usr/bin/env python
-# (c) 2015--2018 NovoLanguage, author: David A. van Leeuwen
-
-## Recognition interface for actual backend.  Adapted from player.asr.debug.
-
-import json
-import sys
-import wave
-import requests
-import websocket
-import logging
-import collections
-
-import time
-
-from .. import asr
-
-logger = logging.getLogger(__name__)
-
-## turn off annoying warnings
-requests.packages.urllib3.disable_warnings()
-logging.getLogger("requests.packages.urllib3.connectionpool").setLevel(logging.WARN)
-
-buffer_size = 4096
-gm = "gm.novolanguage.com" ## dev
-protocol = "https"
-port = 443
-apiversion = 0
-
-sessions = collections.Counter()
-
-def segmentation(result):
-    """converts a raw backend recognition result to a segment of novo.asr.segments class Segmentation"""
-    for w in result:
-        w["score"] = w["confidence"]["prob"]
-        w["llh"] = w["confidence"]["llr"]
-        w["label"] = w["label"]["raw"]
-        w["begin"] /= 10
-        w["end"] /= 10
-        for p in w["phones"]:
-            p["score"] = p["confidence"]["prob"]
-            p["llh"] = p["confidence"]["llr"]
-            p["begin"] /= 10
-            p["end"] /= 10
-    return asr.segments.Segmentation(result)
-
-class rpcid:
-    id = 0
-    @staticmethod
-    def next():
-        rpcid.id += 1
-        return rpcid.id
-
-class Recognizer(object):
-    def __init__(self, lang="en", gm=gm, grammar_version="0.1", user=None, password=None, snodeid=None, keepopen=False):
-        self.lang = lang
-        self.keepopen = keepopen
-        self.api_url = "%s://%s:%d/v%d" % (protocol, gm, port, apiversion)
-        self.verify = False
-        self.headers = {"Content-Type": "application/json"}
-        self.login_user(user, password)
-        data = {"l2": lang, "local": False, "skipupload": True}
-        if snodeid:
-            data["snodeid"] = snodeid
-        self.conn = None
-        self.init_session(data)
-        self.grammar_version = grammar_version
-        self.last_message = None
-
-    def login_user(self, username, password):
-        # obtain authentication token of user
-        logger.info('obtain auth token at %s', self.api_url)
-        data = {
-            'username': username,
-            'password': password
-        }
-        try:
-            r = requests.post(self.api_url + '/publishers/1/login', headers=self.headers, data=json.dumps(data), verify=self.verify)
-        except Exception as e:
-            logger.error("Cannot post request to GM API for user login: %s", e.message)
-            sys.exit(-1)
-        assert r.ok, r.reason
-        result = r.json()
-        if "errors" in result["response"]:
-            logger.info("Error in logging in: %s", result["response"]["errors"])
-            sys.exit(-1)
-
-        user_auth_token = result['response']['user']['authentication_token']
-        logger.info("User auth token is: %s", user_auth_token)
-
-        # set auth token in header
-        self.headers['Authentication-Token'] = user_auth_token
-
-    def init_session(self, data, direct=False, use_ip=False):
-        logger.info('Request new session: %s', data)
-        r = requests.post(self.api_url + '/sessions', headers=self.headers, data=json.dumps(data), verify=self.verify)
-        if not r.ok:
-            logger.error("New session request failed: %s", r.text)
-            return
-
-        status_url = r.headers.get("location")
-        if status_url:
-            ## we got a redirect
-            status = {}
-            while True:
-                logger.debug("Checking %s", status_url)
-                s = requests.get(status_url, verify=self.verify)
-                if not s.ok:
-                    logger.error('Checking Failed: %s', s.text)
-                    return
-
-                status = s.json()
-                if status['status'] == 'PENDING':
-                    logger.debug("Status: %s", status['status'])
-                    time.sleep(1)
-                else:
-                    break
-            session = status['result'][0] ## [1] is another status code...
-            if "error" in session:
-                logger.error("Error in getting a snode: %s", session["error"])
-                raise Exception
-        else:
-            session = r.json()
-
-        try:
-            logger.info("Session: %r", session)
-            if direct:
-                snode_ip = session["snode"]["ip"]
-                proxy_url = snode_ip
-                snode_port = session["port"]
-                ws_url = "%s://%s:%d/" % ("ws", snode_ip, snode_port)
-            else:
-                field = "ip" if use_ip else "hostname"
-                proxy_url = session['snode']['datacentre']['proxy'][field]
-                ws_url = 'wss://' + proxy_url + '/' + session['uuid']
-            logger.info("Connecting to websocket: %s", ws_url)
-            conn = websocket.create_connection(ws_url, sslopt={"check_hostname": self.verify})
-            logger.info("Connected.")
-        #except Exception, e:
-        except Exception as e:
-            logger.error("Unable to connect to websocket: %s", e.message)
-            raise e
-
-        self.session_id = session['id']
-        self.proxy_url = proxy_url
-        self.conn = conn
-        self.session = session
-        sessions[session["uuid"]] += 1
-
-    def setgrammar(self, grammar): ## backend grammar object: {"data": {...}, "type": "confusion_network"}
-        data = {"jsonrpc": "2.0",
-                'type': 'jsonrpc',
-                'method': 'set_grammar',
-                'params': grammar,
-                "id": rpcid.next()}
-        asr.spraaklab.schema.validate_rpc_grammar(grammar)
-        self.conn.send(json.dumps(data))
-        result = json.loads(self.conn.recv())
-        if result.get("error"):
-            logger.error("Exercise validation error: %s", result)
-        return result
-
-    def set_alternatives_grammar(self, *args, **kwargs):
-        if not "version" in kwargs:
-            kwargs["version"] = self.grammar_version
-        return self.setgrammar(alternatives_grammar(*args, **kwargs))
-
-    def recognize_wav(self, wavf):
-        w = wave.open(wavf, 'r')
-        nchannels, sampwidth, framerate, nframes, comptype, compname = w.getparams()
-        if nchannels > 1:
-            logging.error("Please use .wav with only 1 channel, found %d channels in %s", nchannels, wavf)
-            return
-        if (sampwidth != 2):
-            logging.error("Please use .wav with 2-byte PCM data, found %d bytes in %s", sampwidth, wavf)
-            return
-        if (framerate != 16000.0):
-            logging.error("Please use .wav sampled at 16000 Hz, found %1.0f in %s", framerate, wavf)
-            return
-        if (comptype != 'NONE'):
-            logging.error("Please use .wav with uncompressed data, found %s in %s", compname, wavf)
-            return
-        buf = w.readframes(nframes)
-        w.close()
-        return self.recognize_data(buf)
-
-    def recognize_data(self, buf):
-        nbytes_sent = 0
-        start = time.time()
-        for j in range(0, len(buf), buffer_size):
-            audio_packet = str(buf[j:j + buffer_size])
-            nbytes_sent += len(audio_packet)
-            self.conn.send_binary(audio_packet)
-        self.conn.send(json.dumps({"jsonrpc": "2.0", "method": "get_result", "id": rpcid.next()}))
-        logger.info("Waiting for recognition result...")
-        self.last_message = self.conn.recv() ## keep result for the interested applications
-        message = json.loads(self.last_message)
-        dur = time.time() - start
-        logger.info("Recognition took %5.3f seconds", dur)
-        if "error" in message:
-            raise RuntimeError("Error from recognition backend: %r" % message.get("error"))
-        return segmentation(message["result"]["words"])
-
-    def recognize_url(self, url):
-        start = time.time()
-        data = json.dumps({"jsonrpc": "2.0", "method": "send_audio", "id": rpcid.next(), "params": {"type": "url", "data": url, "details": ["word", "utterance"]}})
-        self.conn.send(data)
-        logger.info("Waiting for recognition result...")
-        self.last_message = self.conn.recv() ## keep result for the interested applications
-        #print self.last_message
-        print(self.last_message)
-        message = json.loads(self.last_message)
-        dur = time.time() - start
-        logger.info("Recognition took %5.3f seconds", dur)
-        if "error" in message:
-            raise RuntimeError("Error from recognition backend: %r" % message.get("error"))
-        return segmentation(message["result"]["words"])
-
-    def __del__(self):
-        sessions[self.session["uuid"]] -= 1
-        if self.conn and sessions[self.session["uuid"]] <= 0:
-            self.conn.close()
-            url = self.api_url + '/sessions/%d' % self.session_id
-            if self.keepopen:
-                logger.info("Keeping session open...")
-            else:
-                logger.info("Closing session: %s", url)
-                r = requests.delete(url, headers=self.headers, verify=self.verify)
-                assert r.ok, r.reason
-
-def alternatives_grammar(parts, version="0.1", ret=None):
-    """Make a grammar of alternatives, as array(sequence)-of-array(alternatives)-of-strings"""
-    r = {"type": "confusion_network", "version": version}
-    if version=="0.1":
-        r["data"] = {"type": "multiple_choice", "parts": parts}
-        if isinstance(ret, list) and "dict" in ret:
-            r["return_dict"] = True
-    elif version=="1.0":
-        seqels = []
-        for part in parts:
-            altels = []
-            for alt in part:
-                words = alt.split(" ")
-                if len(words) > 1:
-                    alt = {"kind": "sequence", "elements": words}
-                altels.append(alt)
-            seqels.append({"kind": "alternatives", "elements": altels})
-        r["data"] = {"kind": "sequence", "elements": seqels}
-        if isinstance(ret, list):
-            r["return_objects"] = ret
-    else:
-        raise ValueError("Unsupported version: %s" % version)
-    asr.spraaklab.schema.validate_rpc_grammar(r)
-    return r

novoapi_for_python3x/utils/json/__init__.py

@@ -1,25 +0,0 @@
-#!/usr/bin/env python
-
-## from https://stackoverflow.com/questions/1447287/format-floats-with-standard-json-module
-class PrettyFloat(float):
-    def __repr__(self):
-        return '%.15g' % self
-
-def pretty_floats(obj):
-    if isinstance(obj, float):
-        return PrettyFloat(obj)
-    elif isinstance(obj, dict):
-        return dict((k, pretty_floats(v)) for k, v in obj.items())
-    elif isinstance(obj, (list, tuple)):
-        return map(pretty_floats, obj)
-    return obj
-
-def rounded_floats(obj, ndigits=15):
-    if isinstance(obj, float):
-        return PrettyFloat(round(obj, ndigits))
-    elif isinstance(obj, dict):
-        return dict((k, rounded_floats(v, ndigits)) for k, v in obj.items())
-    elif isinstance(obj, (list, tuple)):
-        return map(lambda o: rounded_floats(o, ndigits), obj)
-    return obj
-