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An implementation for SQLAlchemy-based applications of the nested-sets/modified-pre-order-tree-traversal technique for storing hierarchical data in a relational database.

Project description

https://travis-ci.org/monetizeio/sqlalchemy-orm-tree.png?branch=master https://badge.fury.io/py/SQLAlchemy-ORM-tree.png https://coveralls.io/repos/monetizeio/sqlalchemy-orm-tree/badge.png?branch=master

SQLAlchemy-ORM-tree

An implementation for SQLAlchemy-based applications of the nested-sets / modified-pre-order-tree-traversal technique for storing hierarchical data in a relational database.

Python support

Python 2.6+, 3.3+

SQLAlchemy

SQLAlchemy >=0.7.5, >=0.8, >=0.9

Source

https://github.com/monetizeio/sqlalchemy-orm-tree

Issues

https://github.com/monetizeio/sqlalchemy-orm-tree/issues

Docs

https://sqlalchemy-orm-tree.readthedocs.org/

API

https://sqlalchemy-orm-tree.readthedocs.org/api.html

Travis

http://travis-ci.org/monetizeio/sqlalchemy-orm-tree

Test coverage

https://coveralls.io/r/monetizeio/sqlalchemy-orm-tree

pypi

https://pypi.python.org/pypi/sqlalchemy-orm-tree

ohloh

http://www.ohloh.net/p/sqlalchemy-orm-tree

License

BSD.

git repo

$ git clone https://github.com/monetizeio/sqlalchemy-orm-tree.git

install

$ pip install sqlalchemy-orm-tree

install dev

$ git clone https://github.com/monetizeio/sqlalchemy-orm-tree.git sqlalchemy-orm-tree
$ cd ./sqlalchemy-orm-tree
$ virtualenv .env
$ source .env/bin/activate
$ pip install -e .

tests

$ python setup.py test

Simple Example

import sqlalchemy_tree
Model = declarative_base(metaclass=sqlalchemy_tree.DeclarativeMeta)

class Page(Model):

    # This activates sqlalchemy-orm-tree.
    __tree_manager__ = 'tree'

Page.tree.register()

Project details


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Source Distribution

sqlalchemy-orm-tree2-0.5.1.tar.gz (46.1 kB view hashes)

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