Update app.py

app.py

@@ -37,13 +37,18 @@ def run_texttoimage(text, file, font_size, width, height, bg_color, text_color,
         "--align", align,
         "--output", "output.png"
     ]
-    
+
+    print("Running command:", " ".join(command))  # In lệnh chạy để debug
+
     try:
         result = subprocess.run(command, capture_output=True, text=True)
-        if result.returncode == 0:
+        print("STDOUT:", result.stdout)  # In output stdout
+        print("STDERR:", result.stderr)  # In output stderr
+        
+        if result.returncode == 0 and os.path.exists("output.png"):
             return "output.png"
         else:
-            return f"Error: {result.stderr}"
+            return f"Error: {result.stderr or 'Output file not created!'}"
     except Exception as e:
         return f"Execution failed: {e}"
 
@@ -74,4 +79,4 @@ demo = gr.Interface(
     description="Ứng dụng chuyển văn bản thành ảnh sử dụng Texttoimage."
 )
 
-demo.launch()
+demo.launch()