fix:standardize_lang (#12)

* fix:standardize_lang

* fix:standardize_lang

* Update ocp_pipeline/opm.py

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

* fix:standardize_lang

* fix:standardize_lang

* fix:standardize_lang

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: JarbasAl

ocp_pipeline/opm.py

@@ -12,13 +12,14 @@
 from ovos_bus_client.session import SessionManager
 from ovos_plugin_manager.ocp import available_extractors
 from ovos_plugin_manager.templates.pipeline import IntentMatch, PipelinePlugin
+from ovos_utils.lang import standardize_lang_tag, get_language_dir
 from ovos_utils.log import LOG
 from ovos_utils.messagebus import FakeBus
 from ovos_utils.ocp import MediaType, PlaybackType, PlaybackMode, PlayerState, OCP_ID, \
     MediaEntry, Playlist, MediaState, TrackState, dict2entry, PluginStream
 from ovos_workshop.app import OVOSAbstractApplication
 from padacioso import IntentContainer
-
+from langcodes import closest_match
 from ocp_pipeline.feats import OCPFeaturizer
 from ocp_pipeline.legacy import LegacyCommonPlay
 
@@ -102,16 +103,18 @@ def load_classifiers(self):
     def load_resource_files(self):
         intents = {}
         for lang in self.native_langs:
+            lang = standardize_lang_tag(lang)
             intents[lang] = {}
-            locale_folder = join(dirname(__file__), "locale", lang)
-            for f in os.listdir(locale_folder):
-                path = join(locale_folder, f)
-                if f in self.intents:
-                    with open(path) as intent:
-                        samples = intent.read().split("\n")
-                        for idx, s in enumerate(samples):
-                            samples[idx] = s.replace("{{", "{").replace("}}", "}")
-                        intents[lang][f] = samples
+            locale_folder = get_language_dir(join(dirname(__file__), "locale"), lang)
+            if locale_folder is not None:
+                for f in os.listdir(locale_folder):
+                    path = join(locale_folder, f)
+                    if f in self.intents:
+                        with open(path) as intent:
+                            samples = intent.read().split("\n")
+                            for idx, s in enumerate(samples):
+                                samples[idx] = s.replace("{{", "{").replace("}}", "}")
+                            intents[lang][f] = samples
         return intents
 
     def register_ocp_api_events(self):
@@ -138,6 +141,7 @@ def register_ocp_intents(self):
         intent_files = self.load_resource_files()
 
         for lang, intent_data in intent_files.items():
+            lang = standardize_lang_tag(lang)
             self.intent_matchers[lang] = IntentContainer()
             for intent_name in self.intents:
                 samples = intent_data.get(intent_name)
@@ -286,7 +290,8 @@ def handle_player_state_update(self, message: Message):
     def match_high(self, utterances: List[str], lang: str, message: Message = None) -> Optional[IntentMatch]:
         """ exact matches only, handles playback control
         recommended after high confidence intents pipeline stage """
-        if lang not in self.intent_matchers:
+        lang = self._get_closest_lang(lang)
+        if lang is None:  # no intents registered for this lang
             return None
 
         self.bus.emit(Message("ovos.common_play.status"))  # sync
@@ -327,6 +332,8 @@ def match_high(self, utterances: List[str], lang: str, message: Message = None)
     def match_medium(self, utterances: List[str], lang: str, message: Message = None) -> Optional[IntentMatch]:
         """ match a utterance via classifiers,
         recommended before common_qa pipeline stage"""
+        lang = standardize_lang_tag(lang)
+
         utterance = utterances[0].lower()
         # is this a OCP query ?
         is_ocp, bconf = self.is_ocp_query(utterance, lang)
@@ -368,6 +375,8 @@ def match_fallback(self, utterances: List[str], lang: str, message: Message = No
         if not ents:
             return None
 
+        lang = standardize_lang_tag(lang)
+
         # classify the query media type
         media_type, confidence = self.classify_media(utterance, lang)
 
@@ -388,7 +397,7 @@ def match_fallback(self, utterances: List[str], lang: str, message: Message = No
 
     def _process_play_query(self, utterance: str, lang: str, match: dict = None,
                             message: Optional[Message] = None) -> Optional[IntentMatch]:
-
+        lang = standardize_lang_tag(lang)
         match = match or {}
         player = self.get_player(message)
         # if media is currently paused, empty string means "resume playback"
@@ -455,6 +464,7 @@ def handle_search_query(self, message: Message):
         if num:
             phrase += " " + num
 
+        lang = standardize_lang_tag(lang)
         # classify the query media type
         media_type, prob = self.classify_media(utterance, lang)
         # search common play skills
@@ -503,6 +513,7 @@ def handle_play_intent(self, message: Message):
         skills = message.data.get("skills", [])
 
         # search common play skills
+        lang = standardize_lang_tag(lang)
         results = self._search(query, media_type, lang,
                                skills=skills, message=message)
 
@@ -613,6 +624,7 @@ def handle_search_error_intent(self, message: Message):
 
     # NLP
     def voc_match_media(self, query: str, lang: str) -> Tuple[MediaType, float]:
+        lang = standardize_lang_tag(lang)
         # simplistic approach via voc_match, works anywhere
         # and it's easy to localize, but isn't very accurate
         if self.voc_match(query, "MusicKeyword", lang=lang):
@@ -674,6 +686,7 @@ def voc_match_media(self, query: str, lang: str) -> Tuple[MediaType, float]:
 
     def classify_media(self, query: str, lang: str) -> Tuple[MediaType, float]:
         """ determine what media type is being requested """
+        lang = standardize_lang_tag(lang)
         # using a trained classifier (Experimental)
         if self.config.get("experimental_media_classifier", False):
             from ovos_classifiers.skovos.classifier import SklearnOVOSClassifier
@@ -701,6 +714,7 @@ def classify_media(self, query: str, lang: str) -> Tuple[MediaType, float]:
 
     def is_ocp_query(self, query: str, lang: str) -> Tuple[bool, float]:
         """ determine if a playback question is being asked"""
+        lang = standardize_lang_tag(lang)
         if self.config.get("experimental_binary_classifier", False):
             from ovos_classifiers.skovos.classifier import SklearnOVOSClassifier
             try:
@@ -731,6 +745,7 @@ def _should_resume(self, phrase: str, lang: str, message: Optional[Message] = No
         @param phrase: Extracted playback phrase
         @return: True if player should resume, False if this is a new request
         """
+        lang = standardize_lang_tag(lang)
         player = self.get_player(message)
         if player.player_state == PlayerState.PAUSED:
             if not phrase.strip() or \
@@ -782,6 +797,7 @@ def normalize_results(self, results: list) -> List[Union[MediaEntry, Playlist, P
     def filter_results(self, results: list, phrase: str, lang: str,
                        media_type: MediaType = MediaType.GENERIC,
                        message: Optional[Message] = None) -> list:
+        lang = standardize_lang_tag(lang)
         # ignore very low score matches
         l1 = len(results)
         results = [r for r in results
@@ -1031,6 +1047,10 @@ def match_legacy(self, utterances: List[str], lang: str, message: Message = None
 
         utterance = utterances[0].lower()
 
+        lang = self._get_closest_lang(lang)
+        if lang is None:  # no intents registered for this lang
+            return None
+
         match = self.intent_matchers[lang].calc_intent(utterance)
 
         if match["name"] is None:
@@ -1045,6 +1065,18 @@ def match_legacy(self, utterances: List[str], lang: str, message: Message = None
                                skill_id=OCP_ID,
                                utterance=utterance)
 
+    def _get_closest_lang(self, lang: str) -> Optional[str]:
+        if self.intent_matchers:
+            lang = standardize_lang_tag(lang)
+            closest, score = closest_match(lang, list(self.intent_matchers.keys()))
+            # https://langcodes-hickford.readthedocs.io/en/sphinx/index.html#distance-values
+            # 0 -> These codes represent the same language, possibly after filling in values and normalizing.
+            # 1- 3 -> These codes indicate a minor regional difference.
+            # 4 - 10 -> These codes indicate a significant but unproblematic regional difference.
+            if score < 10:
+                return closest
+        return None
+
     def handle_legacy_cps(self, message: Message):
         """intent handler for legacy CPS matches"""
         utt = message.data["query"]

requirements.txt

@@ -1,2 +1,4 @@
 ovos-workshop>=0.1.7,<2.0.0
-ovos-classifiers
+ovos-classifiers
+ovos-utils>=0.3.5,<1.0.0
+langcodes