Update app.py

app.py

@@ -70,10 +70,11 @@ def generate_presentation_content(topic, client, max_retries=3):
 def create_powerpoint(slides, template_path):
     prs = Presentation(template_path)
     
-    # Eliminar la primera diapositiva en blanco
-    xml_slides = prs.slides._sldIdLst  
-    slides_elements = list(xml_slides)
-    xml_slides.remove(slides_elements[0])
+    # Eliminar la primera diapositiva en blanco si existe
+    if len(prs.slides) > 0:
+        xml_slides = prs.slides._sldIdLst  
+        slides_elements = list(xml_slides)
+        xml_slides.remove(slides_elements[0])
 
     for slide_data in slides:
         slide = prs.slides.add_slide(prs.slide_layouts[1])