philiprehberger-pagination 0.1.2

Cursor and offset pagination utilities for any data source.

philiprehberger-pagination

Cursor and offset pagination utilities for any data source.

Installation

pip install philiprehberger-pagination

Usage

from philiprehberger_pagination import paginate

items = list(range(100))
page = paginate(items, page=2, per_page=25)

print(page.items)     # [25, 26, ..., 49]
print(page.pages)     # 4
print(page.has_next)  # True

Cursor Pagination

from philiprehberger_pagination import CursorPage

rows = [{"id": 1, "name": "a"}, {"id": 2, "name": "b"}, {"id": 3, "name": "c"}]
page = CursorPage.encode(rows, key="id", limit=2)

print(page.items)       # first 2 rows
print(page.has_more)    # True
print(page.next_cursor) # base64-encoded cursor

decoded = CursorPage.decode(page.next_cursor)
print(decoded)  # {"id": 2}

API

Function / Class	Description
paginate(items, page, per_page)	Offset-paginate a list and return a Page
Page.items	Items on the current page
Page.total	Total number of items
Page.page	Current page number (1-based)
Page.per_page	Items per page
Page.pages	Total number of pages
Page.has_next	Whether a next page exists
Page.has_prev	Whether a previous page exists
CursorPage.encode(items, key, limit)	Build a cursor page from a list of items
CursorPage.decode(cursor)	Decode a cursor string back to a dict
CursorPage.items	Items on the current page
CursorPage.next_cursor	Encoded cursor for the next page
CursorPage.has_more	Whether more items exist

Development

pip install -e .
python -m pytest tests/ -v

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License

MIT