def issue_book(name, student_id, book_title, days):
for book in Catalog.books_list:
if book.title == book_title and len(book.book_item) != 0:
book_item = book.book_item.pop()
book.total_count -= 1
Catalog.update_member_issue_info(book_item, name, student_id,
days)
Catalog.add_to_issue_list(book_item)
return book_item
else:
print(f"{book_title} is currently not available in the library")
