Class _Node

A node in the classification scheme. Contains methods to create a node and add its parents and children. Meant to be called only by Scheme in this module, in the course of constructing the classification scheme.

Instance Methods

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__init__(self, scheme, name, level)
Add a node with the given name at the given level.

addChild(self, child)
Add a child node to the current node.

addParent(self, parent)
Add a parent node to the current node.

_Class

_getOrCreateClassByName(self, class_name)
Return the Class object bearing the given class_name that resides in the current node.

Instance Variables

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set of _Node

children
Children of the current _Node (set indirectly by Scheme.__init__())

int

level
Level of the current _Node (set by _Node.__init__())

str

name
Name of the current _Node (set by _Node.__init__())

set of _Node

parents
Parents of the current _Node (set indirectly by Scheme.__init__())

Scheme

scheme
Scheme that the current _Node belongs to (set by _Node.__init__())

Method Details

[hide private]

init(self, scheme, name, level)
(Constructor)

Add a node with the given name at the given level.

Parameters:

name (str) - Name of the node
level (int) - Level at which the node is to be added

addChild(self, child)

Add a child node to the current node.

Parameters:

child (_Node) - The child node to be added

addParent(self, parent)

Add a parent node to the current node.

Parameters:

parent (_Node) - The parent node to be added

_getOrCreateClassByName(self, class_name)

Return the Class object bearing the given class_name that resides in the current node. If a class with the given name does not exist in the current node, create it and add it. This is entry point for the creation of classes.

Parameters:

class_name (str) - The name of the class to be returned

Returns: _Class

The Class retrieved or newly added

Class _Node

__init__(self, scheme, name, level) (Constructor)

addChild(self, child)

addParent(self, parent)

_getOrCreateClassByName(self, class_name)

init(self, scheme, name, level)
(Constructor)