New: Add lang check

app.py

@@ -1,5 +1,7 @@
 import gradio as gr
+import fasttext
 import html
+from huggingface_hub import hf_hub_download
 
 # Projektspezifische Module
 from lib.bert_regressor import BertMultiHeadRegressor
@@ -11,8 +13,27 @@ from lib.bert_regressor_utils import (
     ICONS
 )
 
+######################################
+
+# offizielles Mirror-Repo mit lid.176.*
+lid_path = hf_hub_download(
+    repo_id="julien-c/fasttext-language-id",
+    filename="lid.176.ftz"
+)
+
+lid_model = fasttext.load_model(lid_path)
+
+### Do actual prediction ##############################################
+
 def predict(review: str, mode: str):
+
     review = (review or "").strip()
+
+    # Check language of review
+    lang_labels, lang_probs = lid_model.predict(review)
+    lang_label = lang_labels[0]
+    lang_prob = float(lang_probs[0])
+
     if not review:
         # immer zwei Outputs zurückgeben
         return "<i>Please enter a review.</i>", {}
@@ -23,8 +44,15 @@ def predict(review: str, mode: str):
         return html_out, json_out
     else:  # "JSON"
         html_out = ""  # leer lassen
-        json_out = {"review": review, "mode": mode}
+        json_out = {
+            "review": review,
+            "mode": mode,
+            "lang_label": lang_label,
+            "lang_prob": lang_prob
+        }
         return html_out, json_out
+    
+### Create Form interface with Gradio Framework ########################
 
 iface = gr.Interface(
     fn=predict,

requirements.txt

@@ -1,3 +1,4 @@
 torch>=2.2,<3.0
 transformers==4.51.0
-numpy
+numpy
+fasttext