def demo_model0():
global m0, g0
#Initialize a valuation of non-logical constants."""
v = [('john', 'b1'),
('mary', 'g1'),
('suzie', 'g2'),
('fido', 'd1'),
('tess', 'd2'),
('noosa', 'n'),
('girl', set(['g1', 'g2'])),
('boy', set(['b1', 'b2'])),
('dog', set(['d1', 'd2'])),
('bark', set(['d1', 'd2'])),
('walk', set(['b1', 'g2', 'd1'])),
('chase', set([('b1', 'g1'), ('b2', 'g1'), ('g1', 'd1'), ('g2', 'd2')])),
('see', set([('b1', 'g1'), ('b2', 'd2'), ('g1', 'b1'),('d2', 'b1'), ('g2', 'n')])),
('in', set([('b1', 'n'), ('b2', 'n'), ('d2', 'n')])),
('with', set([('b1', 'g1'), ('g1', 'b1'), ('d1', 'b1'), ('b1', 'd1')]))
]
#Read in the data from ``v``
val = evaluate.Valuation(v)
#Bind ``dom`` to the ``domain`` property of ``val``
dom = val.domain
#Initialize a model with parameters ``dom`` and ``val``.
m0 = evaluate.Model(dom, val)
#Initialize a variable assignment with parameter ``dom``
g0 = evaluate.Assignment(dom)
def demo_model0():
global m0, g0
val = evaluate.Valuation()
#Initialize a valuation of non-logical constants."""
v = [('john', 'b1'),
('mary', 'g1'),
('suzie', 'g2'),
('fido', 'd1'),
('tess', 'd2'),
('noosa', 'n'),
('girl', set(['g1', 'g2'])),
('boy', set(['b1', 'b2'])),
('dog', set(['d1', 'd2'])),
('bark', set(['d1', 'd2'])),
('walk', set(['b1', 'g2', 'd1'])),
('chase', set([('b1', 'g1'), ('b2', 'g1'), ('g1', 'd1'), ('g2', 'd2')])),
('see', set([('b1', 'g1'), ('b2', 'd2'), ('g1', 'b1'),('d2', 'b1'), ('g2', 'n')])),
('in', set([('b1', 'n'), ('b2', 'n'), ('d2', 'n')])),
('with', set([('b1', 'g1'), ('g1', 'b1'), ('d1', 'b1'), ('b1', 'd1')]))
]
#Read in the data from C{v}
val.read(v)
#Bind C{dom} to the C{domain} property of C{val}
dom = val.domain
#Initialize a model with parameters C{dom} and C{val}.
m0 = evaluate.Model(dom, val)
#Initialize a variable assignment with parameter C{dom}
g0 = evaluate.Assignment(dom)
def parse_valuation(s):
"""
Convert a valuation file into a valuation.
:param s: the contents of a valuation file
:type s: str
:return: a ``nltk.sem`` valuation
:rtype: Valuation
"""
statements = []
for linenum, line in enumerate(s.splitlines()):
line = line.strip()
if line.startswith('#') or line=='': continue
try: statements.append(parse_valuation_line(line))
except ValueError:
raise ValueError('Unable to parse line %s: %s' % (linenum, line))
val = evaluate.Valuation(statements)
return val
def parse_valuation(s):
"""
Convert a valuation file into a valuation.
@parameter s: the contents of a valuation file
@type s: C{str}
@return: a L{nltk.sem} valuation
@rtype: L{Valuation}
"""
statements = []
for linenum, line in enumerate(s.splitlines()):
line = line.strip()
if line.startswith('#') or line=='': continue
try: statements.append(parse_valuation_line(line))
except ValueError:
raise ValueError, 'Unable to parse line %s: %s' % (linenum, line)
val = evaluate.Valuation(statements)
return val
