Use quotes for string

configs/default_parameters.yaml

@@ -1,6 +1,6 @@
 whisper:
-  model_size: large-v2
-  lang: Automatic Detection
+  model_size: "large-v2"
+  lang: "Automatic Detection"
   is_translate: false
   beam_size: 5
   log_prob_threshold: -1
@@ -20,7 +20,7 @@ whisper:
   prefix: null
   suppress_blank: true
   suppress_tokens: "[-1]"
-  max_initial_timestamp: 1.0
+  max_initial_timestamp: 1
   word_timestamps: false
   prepend_punctuations: "\"'“¿([{-"
   append_punctuations: "\"'.。,，!！?？:：”)]}、"
@@ -41,16 +41,16 @@ vad:
 
 diarization:
   is_diarize: false
-  hf_token: ''
+  hf_token: ""
 
 translation:
   deepl:
-    api_key: ''
+    api_key: ""
     is_pro: false
-    source_lang: Automatic Detection
-    target_lang: English
+    source_lang: "Automatic Detection"
+    target_lang: "English"
   nllb:
-    model_size: facebook/nllb-200-1.3B
-    source_lang: ''
-    target_lang: ''
+    model_size: "facebook/nllb-200-1.3B"
+    source_lang: ""
+    target_lang: ""
     max_length: 200