Update app.py

app.py

@@ -24,7 +24,11 @@ def read_pdf(file_path):
     for page in range(len(pdf_reader.pages)):
         text += pdf_reader.pages[page].extract_text()
     return text
-    
+def read_txt(file_path):
+    with open(file_path, "r", encoding="utf-8") as f:
+        text = f.read()
+    return text
+
 def summarize(file, n_words):
     global llm
     # Read the content of the uploaded file
@@ -32,10 +36,9 @@ def summarize(file, n_words):
     if file_path.endswith('.pdf'):
         text = read_pdf(file_path)
     else:
-        with open(file_path, 'r', encoding='utf-8') as f:
-            text = f.read()
+        text = read_txt(file_path)
             
-    lang = detect(text)
+    lang = detect(text[:300])
     template_translate = '''
 Please carefully read the following document:
 <document>