python
from django.shortcuts import render, redirect
from .forms import CustomBookForm
from .models import Book

def create_book(request):
    if request.method == 'POST':
        form = CustomBookForm(request.POST)
        if form.is_valid():
            book = Book(
                title=form.cleaned_data['title'],
                author=form.cleaned_data['author'],
                publication_date=form.cleaned_data['publication_date']
            )
            book.save()
            return redirect('success_page')
    else:
        form = CustomBookForm()
    return render(request, 'create_book.html', {'form': form})