def do_pagination(request, all_items):
"""
:param request: contains the current page requested by user
:param all_items:
:return: dict containing paginated items and pagination bar
"""
results_per_page = 20
results = all_items
try:
page_no = int(request.GET.get('page', 1))
except (TypeError, ValueError):
raise Http404("Not a valid number for page.")
if page_no < 1:
raise Http404("Pages should be 1 or greater.")
paginator = Paginator(results, results_per_page)
try:
page = paginator.page(page_no)
except InvalidPage:
raise Http404("No such page!")
return paginator, page
def test_paginator_with_more_than_10_pages_should_hide_some_of_them(self):
results = list(range(0, 300))
results_per_page = 20
paginator = Paginator(results, results_per_page)
paginator.page(1)
self.assertEqual(paginator.paginate_sections(),
[1, 2, 3, 4, 5, None, 11, 12, 13, 14, 15])
def do_pagination(request, all_items):
"""
:param request: contains the current page requested by user
:param all_items:
:return: dict containing paginated items and pagination bar
"""
results_per_page = 20
results = all_items
try:
page_no = int(request.GET.get('page', 1))
except (TypeError, ValueError):
raise Http404("Not a valid number for page.")
if page_no < 1:
raise Http404("Pages should be 1 or greater.")
paginator = Paginator(results, results_per_page)
try:
page = paginator.page(page_no)
except InvalidPage:
raise Http404("No such page!")
return paginator, page
def test_paginator_with_less_than_10_pages_should_return_all_pages(self):
results = list(range(0, 199))
results_per_page = 20
paginator = Paginator(results, results_per_page)
paginator.page(1)
self.assertEqual(paginator.paginate_sections(),
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10])