Package nltk :: Package chunk :: Module regexp :: Class ChunkRule

type ChunkRule

     object --+    
              |    
RegexpChunkRule --+
                  |
                 ChunkRule

A rule specifying how to add chunks to a ChunkString, using a matching tag pattern. When applied to a ChunkString, it will find any substring that matches this tag pattern and that is not already part of a chunk, and create a new chunk containing that substring.

Instance Methods

[hide private]

__init__(self, tag_pattern, descr)
Construct a new ChunkRule. source code

string

__repr__(self)
Returns: A string representation of this rule.

source code

Inherited from RegexpChunkRule: apply, descr

Static Methods

[hide private]

Inherited from RegexpChunkRule: parse

Method Details

[hide private]

init(self, tag_pattern, descr)
(Constructor)

source code

Construct a new ChunkRule.

Parameters:

tag_pattern (string) - This rule's tag pattern. When applied to a ChunkString, this rule will chunk any substring that matches this tag pattern and that is not already part of a chunk.
descr (string) - A short description of the purpose and/or effect of this rule.

Overrides: RegexpChunkRule.__init__

repr(self)
(Representation operator)

source code

Returns: string

A string representation of this rule. This string representation has the form:

   <ChunkRule: '<IN|VB.*>'>

Note that this representation does not include the description string; that string can be accessed separately with the descr method.

Overrides: RegexpChunkRule.__repr__

type ChunkRule

__init__(self, tag_pattern, descr) (Constructor)

__repr__(self) (Representation operator)

init(self, tag_pattern, descr)
(Constructor)

repr(self)
(Representation operator)