Package nltk :: Package sem :: Module drt

[frames] | no frames]

Module drt

Classes

DrtTokens

AbstractDrs
This is the base abstract DRT Expression from which every DRT Expression extends.

DRS
A Discourse Representation Structure.

DrtAbstractVariableExpression

DrtIndividualVariableExpression

DrtFunctionVariableExpression

DrtEventVariableExpression

DrtConstantExpression

DrtProposition

DrtNegatedExpression

DrtLambdaExpression

DrtBinaryExpression

DrtBooleanExpression

DrtOrExpression

DrtEqualityExpression

DrtConcatenation
DRS of the form '(DRS + DRS)'

DrtApplicationExpression

PossibleAntecedents

AnaphoraResolutionException

DrsDrawer

DrtParser
A lambda calculus expression parser.

Functions

DrtVariableExpression(variable)
This is a factory method that instantiates and returns a subtype of DrtAbstractVariableExpression appropriate for the given variable. source code

resolve_anaphora(expression, trail=[]) source code

demo()

source code

test_draw()

source code

Variables

APP = 'APP'