Django paginator 페이지 세부 정보

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Abstract
Django는 페이지 데이터를 관리하는 데 도움을 주는 일련의 종류를 제공합니다.이러한 클래스는 4django/core/paginator.py테스트

root@pts/0 # python
Python 3.5.2 (default, Aug  8 2017, 15:35:13)
[GCC 4.8.5 20150623 (Red Hat 4.8.5-11)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from django.core.paginator import Paginator

##          
>>> objects = ['post1', 'post2', 'post3', 'post4', 'post5', 'post6', 'post7']
##                
>>> paginator = Paginator(objects, 3)
##   paginator.          tab  ，   paginator         
>>> paginator.
paginator.__class__(                      paginator.__le__(                         paginator.__weakref__
paginator.__delattr__(                    paginator.__lt__(                         paginator._check_object_list_is_ordered(
paginator.__dict__                        paginator.__module__                      paginator._get_page(
paginator.__dir__(                        paginator.__ne__(                         paginator.allow_empty_first_page
paginator.__doc__                         paginator.__new__(                        paginator.count
paginator.__eq__(                         paginator.__reduce__(                     paginator.num_pages
paginator.__format__(                     paginator.__reduce_ex__(                  paginator.object_list
paginator.__ge__(                         paginator.__repr__(                       paginator.orphans
paginator.__getattribute__(               paginator.__setattr__(                    paginator.page(
paginator.__gt__(                         paginator.__sizeof__(                     paginator.page_range
paginator.__hash__(                       paginator.__str__(                        paginator.per_page
paginator.__init__(                       paginator.__subclasshook__(               paginator.validate_number(

##         
>>> paginator.count
7
>>> paginator.object_list
['post1', 'post2', 'post3', 'post4', 'post5', 'post6', 'post7']

##        ，            
>>> paginator.num_pages
3
##       
>>> paginator.page_range
range(1, 4)
##       
>>> paginator.per_page
3

##   2 ，    N `paginator.page(N)`
>>> page2 = paginator.page(2)
## page2       
>>> page2.
page2.__abstractmethods__          page2.__le__(                      page2._abc_cache
page2.__class__(                   page2.__len__(                     page2._abc_negative_cache
page2.__contains__(                page2.__lt__(                      page2._abc_negative_cache_version
page2.__delattr__(                 page2.__module__                   page2._abc_registry
page2.__dict__                     page2.__ne__(                      page2.count(
page2.__dir__(                     page2.__new__(                     page2.end_index(
page2.__doc__                      page2.__reduce__(                  page2.has_next(
page2.__eq__(                      page2.__reduce_ex__(               page2.has_other_pages(
page2.__format__(                  page2.__repr__(                    page2.has_previous(
page2.__ge__(                      page2.__reversed__(                page2.index(
page2.__getattribute__(            page2.__setattr__(                 page2.next_page_number(
page2.__getitem__(                 page2.__sizeof__(                  page2.number
page2.__gt__(                      page2.__slots__                    page2.object_list
page2.__hash__(                    page2.__str__(                     page2.paginator
page2.__init__(                    page2.__subclasshook__(            page2.previous_page_number(
page2.__iter__(                    page2.__weakref__                  page2.start_index(

##  2        
>>> page2.object_list
['post4', 'post5', 'post6']

##         ，   7   ，      ，      3   ，        
##       next previous，       Next   previous     
>>> page2.has_next()
True
>>> page2.next_page_number()
3
>>> page2.has_previous()
True
>>> page2.previous_page_number()
1
>>> page2.has_other_pages()
True

##              
>>> page2.start_index()
4
>>> page2.end_index()
6
>>>

##        。    0 4       ，      emptypage   
##                     。            
>>> paginator.page(0)
Traceback (most recent call last):
  File "", line 1, in 
  File "/root/.pyenv/versions/blog/lib/python3.5/site-packages/django/core/paginator.py", line 57, in page
    number = self.validate_number(number)
  File "/root/.pyenv/versions/blog/lib/python3.5/site-packages/django/core/paginator.py", line 45, in validate_number
    raise EmptyPage(_('That page number is less than 1'))
django.core.paginator.EmptyPage: 
>>> paginator.page(4)
Traceback (most recent call last):
  File "", line 1, in 
  File "/root/.pyenv/versions/blog/lib/python3.5/site-packages/django/core/paginator.py", line 57, in page
    number = self.validate_number(number)
  File "/root/.pyenv/versions/blog/lib/python3.5/site-packages/django/core/paginator.py", line 50, in validate_number
    raise EmptyPage(_('That page contains no results'))
django.core.paginator.EmptyPage: 
>>>

참고 자료
https://docs.djangoproject.com/en/1.11/topics/pagination/