urls.py

from django.urls import path
from . import views

urlpatterns = [
    path("", views.index, name='index'),
    path("browse", views.browse_books, name='browse'),
    path("library", views.library, name='library'),
    path("books/create", views.create_book, name='create_book'),
    path("books/<int:book_id>", views.view_book, name='view_book'),
    path("books/<int:book_id>/to_library", views.add_to_library, name='add_to_library'),
]