update logging positions and enable OPUS

app.py

@@ -172,16 +172,16 @@ def nllb_trans(article, target_language):
 
 
 def mbart_trans(article, target_language):
-    logger.info(f"Article to translate : {article}")
-    logger.info(f"Chose which translation model: mbart model")
-    logger.info(f"Language selected: {target_language}")
-
     result_lang = detect_lang(article)
     if target_language == "English":
         target_lang = "en"
     elif target_language == "Chinese":
         target_lang = "zh"
 
+    logger.info(f"Article to translate : {article}")
+    logger.info(f"Chose which translation model: mbart model")
+    logger.info(f"Language selected: {target_language}")
+
     if result_lang != target_lang:
         if target_language == "English":
             translated = mbart_m2en_model.translate(article, target_lang="en")
@@ -199,16 +199,16 @@ def mbart_trans(article, target_language):
 
 
 def m2m_trans(article, target_language):
-    logger.info(f"Article to translate : {article}")
-    logger.info(f"Chose which translation model: m2m model")
-    logger.info(f"Language selected: {target_language}")
-
     result_lang = detect_lang(article)
     if target_language == "English":
         target_lang = "en"
     elif target_language == "Chinese":
         target_lang = "zh"
 
+    logger.info(f"Article to translate : {article}")
+    logger.info(f"Chose which translation model: m2m model")
+    logger.info(f"Language selected: {target_language}")
+
     if result_lang != target_lang:
         if target_language == "English":
             translated = m2m_model.translate(article, target_lang)
@@ -226,11 +226,11 @@ def m2m_trans(article, target_language):
 
 
 def translate(article, toolkit, target_language):
-    # if toolkit == "OPUS":
-    #     translated = opus_trans(article, target_language)
+    if toolkit == "OPUS":
+        translated = opus_trans(article, target_language)
     # if toolkit == "NLLB":
     #     translated = nllb_trans(article, target_language)
-    if toolkit == "MBART":
+    elif toolkit == "MBART":
         translated = mbart_trans(article, target_language)
     elif toolkit == "M2M":
         translated = m2m_trans(article, target_language)