def plotPh22():
import Gnuplot
resp1 = kb.ask_obj(Fact(c1, Has_position(x='X1', y='X2'), 'X3'))
resp2 = kb.ask_obj(Fact(c2, Has_position(x='X1', y='X2'), 'X3'))
#resp1 = kb.ask_obj(Fact(c1, Is_forced(newton='X1'), 'X2'))
#resp2 = kb.ask_obj(Fact(c2, Is_forced(newton='X1'), 'X2'))
line1 = [(float(p.predicate.x.value), float(p.predicate.y.value)) for p in resp1]
line2 = [(float(p.predicate.x.value), float(p.predicate.y.value)) for p in resp2]
gp = Gnuplot.Gnuplot(persist = 1)
gp('set data style lines')
plot1 = Gnuplot.PlotItems.Data(line1, with="dots lw 2 lc rgb 'red'",
title='c1 con %s kgs, desde (%s, %s) a (%s, %s)' % (p1.predicate.kgs.value,
p3.predicate.x.value,
p3.predicate.y.value,
p5.predicate.x.value,
p5.predicate.y.value))
plot2 = Gnuplot.PlotItems.Data(line2, with="points pt 6 lw 1 lc rgb 'blue'",
title='c2 con %s kgs, desde (%s, %s) a (%s, %s)' % (p2.predicate.kgs.value,
p4.predicate.x.value,
p4.predicate.y.value,
p6.predicate.x.value,
p6.predicate.y.value))
gp.plot(plot1, plot2)
def __init__(self, subj, pred, t='now', truth=1):
self.truth = truth
if isinstance(pred, str):
self.predicate = Exists(pred)
else:
if not isinstance(pred, Exists) and \
not isinstance(pred, ClassVarVar):
raise ValueError('The predicate of a fact has to be a verb')
self.predicate = pred
if isinstance(subj, str):
if utils.varpat.match(subj):
self.subject = self.pred.subject(subj)
else:
from nl import kb
try:
self.subject = kb.ask_obj(Thing(subj))[0]
except IndexError:
self.subject = utils.get_class(subj)
if not self.subject:
raise ValueError('If Fact receives a string as subject'
'It has to be a variable or a thing'
'already defined in the knowledge base')
else:
if not isinstance(subj, Thing) and \
not isinstance(subj, Word) and \
not isinstance(subj, ClassVar) and \
not isinstance(subj, ClassVarVar):
raise ValueError('Not a proper subject for fact')
self.subject = subj
subj = self.subject
if not isinstance(subj, ClassVar) and \
not isinstance(subj, ClassVarVar) and \
(not isinstance(self.predicate, ClassVar) and
not isinstance(self.predicate, ClassVarVar) and
not isinstance(subj, self.predicate.subject)):
raise ValueError('Not a proper subject for %s' %
self.predicate.__class__.__name__)
if isinstance(t, Namable):
self.time = t
else:
self.time = Instant(t)