Merge pull request #1782 from MycroftAI/feature/local-precise-model

Allow local model file in precise

mycroft/client/speech/hotword_factory.py

@@ -126,9 +126,14 @@ class PreciseHotword(HotWordEngine):
         self.show_download_progress = Timer(0, lambda: None)
         precise_config = Configuration.get()['precise']
         precise_exe = self.install_exe(precise_config['dist_url'])
-        self.precise_model = self.install_model(
-            precise_config['model_url'], key_phrase.replace(' ', '-')
-        ).replace('.tar.gz', '.pb')
+
+        local_model = self.config.get('local_model_file')
+        if local_model:
+            self.precise_model = expanduser(local_model)
+        else:
+            self.precise_model = self.install_model(
+                precise_config['model_url'], key_phrase.replace(' ', '-')
+            ).replace('.tar.gz', '.pb')
 
         self.has_found = False
         self.stream = ReadWriteStream()
@@ -280,6 +285,7 @@ class HotWordFactory(object):
         if not config:
             config = Configuration.get()['hotwords']
         config = config[hotword]
+
         module = config.get("module", "pocketsphinx")
         return cls.load_module(module, hotword, config, lang, loop) or \
             cls.load_module('pocketsphinx', hotword, config, lang, loop) or \

mycroft/configuration/mycroft.conf

@@ -166,6 +166,8 @@
         "phonemes": "HH EY . M AY K R AO F T",
         "threshold": 1e-90,
         "lang": "en-us"
+        // Specify custom model via:
+        // "local_model_file": "~/.mycroft/precise/models/something.pb"
         },
 
     "wake up": {