Update another Decoder config, remove whitespaces

set_kws_threshold.py

@@ -224,14 +224,14 @@ def kws_analysis(dic, kwlist):
     modeldir = "/usr/local/share/pocketsphinx/model/"
 
     # Create a decoder with certain model
-    config = Decoder.default_config()
-    config.set_string('-hmm', os.path.join(modeldir, 'en-us/en-us'))
-    config.set_string('-dict', dic)
-    config.set_string('-kws', kwlist)
-    config.set_string('-dither', "no")
-    config.set_string('-logfn', '/dev/null')
-    config.set_string('-featparams', os.path.join(os.path.join(modeldir, 
-                                                               'en-us/en-us'), "feat.params"))
+    config = Config(
+        hmm=os.path.join(modeldir, 'en-us/en-us'),
+        dict=dic,
+        kws=kwlist,
+        dither="no",
+        featparams=os.path.join(os.path.join(modeldir, 'en-us/en-us'), "feat.params"),
+        logfn='/dev/null'
+    )
 
     stream = open(OUTPUT_FILENAME, "rb")