Update app.py

app.py

@@ -110,9 +110,17 @@ def nl2sql(q: NLQuery):
         if not text:
             raise ValueError("Consulta vacía.")
 
-        # Traducción ES->EN si detectamos caracteres no ASCII
-        is_ascii = all(ord(c) < 128 for c in text)
-        query_en = text if is_ascii else GoogleTranslator(source="auto", target="en").translate(text)
+        lower = text.lower().strip()
+        looks_like_sql = lower.startswith(("select", "with", "insert", "update", "delete", "create", "drop", "alter"))
+
+        query_en = text
+        if not looks_like_sql:
+            try:
+                translated = GoogleTranslator(source="auto", target="en").translate(text)
+                if translated:  # si viene None o vacío, mantenemos original
+                    query_en = translated
+        except Exception:
+            query_en = text
 
         df  = get_table(SPLIT, INDEX, MAX_ROWS)
         enc = tok(table=df, query=query_en, return_tensors="pt", truncation=True)