Update app.py

app.py

@@ -362,8 +362,13 @@ def set_date(title):
     for _, (year, months) in enumerate(date_dict.items()):
         for _, (month, days) in enumerate(months.items()):
             for _, (day, papers) in enumerate(days.items()):
-                if title in papers:
-                    return year, month, day
+                for paper in papers:
+                    if paper['title'] == title:
+                        return (
+                            gr.Dropdown(value=year),
+                            gr.Dropdown(choices=sorted(months), value=month),
+                            gr.Dropdown(choices=sorted(days), value=day),
+                        )
 
 def set_papers(y, m, d, title):
     papers = [paper["title"] for paper in date_dict[y][m][d]]