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Added linearization to py-bindings.

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This commit is contained in:
jordi.saludes
2010-06-17 07:59:00 +00:00
parent 3ea00a7331
commit 7a485dfc5c
2 changed files with 43 additions and 6 deletions
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21
contrib/py-bindings/gfmodule.c
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@@ -58,9 +58,9 @@ cbid(t *self) { \
/* utilities */ /* utilities */
int int
checkType(PyObject* obj, PyTypeObject* tp) checkType(void* obj, PyTypeObject* tp)
{ {
int isRight = PyObject_TypeCheck(obj, tp); int isRight = PyObject_TypeCheck((PyObject*)obj, tp);
if (!isRight) if (!isRight)
PyErr_Format(PyExc_TypeError, "Expected a %s", tp->tp_doc); PyErr_Format(PyExc_TypeError, "Expected a %s", tp->tp_doc);
return isRight; return isRight;
@@ -90,6 +90,20 @@ startCategory(PyObject *self, PyObject *noarg)
return cat; return cat;
} }
static PyObject*
linearize(PGFModule *self, PyObject *args)
{
Lang *lang;
Tree *tree;
if (!checkType(self,&PGFType)) return NULL;
if (!PyArg_ParseTuple(args, "OO", &lang, &tree))
return NULL;
if (!checkType(lang,&LangType)) return NULL;
if (!checkType(tree,&TreeType)) return NULL;
char* c_lin = gf_linearize(self->obj, lang->obj, tree->obj);
return PyString_FromString(c_lin);
}
static PyObject* static PyObject*
parse(PyObject *self, PyObject *args, PyObject *kws) parse(PyObject *self, PyObject *args, PyObject *kws)
{ {
@@ -100,7 +114,7 @@ parse(PyObject *self, PyObject *args, PyObject *kws)
char *lexed; char *lexed;
static char *kwlist[] = {"lexed", "lang", "cat", NULL}; static char *kwlist[] = {"lexed", "lang", "cat", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kws, "sO|O", kwlist, if (!PyArg_ParseTupleAndKeywords(args, kws, "sO|O", kwlist,
&lexed, &lang_pyob, &cat_pyob)) &lexed, &lang_pyob, &cat_pyob))
return NULL; return NULL;
if (!checkType(self, &PGFType)) return NULL; if (!checkType(self, &PGFType)) return NULL;
if (!checkType(lang_pyob, &LangType)) return NULL; if (!checkType(lang_pyob, &LangType)) return NULL;
@@ -146,6 +160,7 @@ readPGF(PyObject *self, PyObject *args)
static PyMethodDef pgf_methods[] = { static PyMethodDef pgf_methods[] = {
{"parse", (PyCFunction)parse, METH_VARARGS|METH_KEYWORDS,"Parse a string."}, {"parse", (PyCFunction)parse, METH_VARARGS|METH_KEYWORDS,"Parse a string."},
{"lin", (PyCFunction)linearize, METH_VARARGS,"Linearize tree."},
{"startcat", (PyCFunction)startCategory, METH_NOARGS,"Get the start category."}, {"startcat", (PyCFunction)startCategory, METH_NOARGS,"Get the start category."},
{NULL, NULL, 0, NULL} /* Sentinel */ {NULL, NULL, 0, NULL} /* Sentinel */
}; };

28
contrib/py-bindings/test.py
View File

@@ -2,6 +2,11 @@
import gf import gf
import unittest import unittest
samples = [
('is 89 odd',"Odd (Number 89)"),
('is 21 prime',"Prime (Number 21)")]
import re import re
hexre = re.compile('0x[0-9a-f]+:[ ]*') hexre = re.compile('0x[0-9a-f]+:[ ]*')
def rmprefix(obj): def rmprefix(obj):
@@ -11,9 +16,7 @@ def rmprefix(obj):
class TestParsing(unittest.TestCase): class TestParsing(unittest.TestCase):
def setUp(self): def setUp(self):
self.lexed = [ self.lexed = samples
('is 89 odd',"Odd (Number 89)"),
('is 21 prime',"Prime (Number 21)")]
self.lang = 'QueryEng' self.lang = 'QueryEng'
self.pgf = "Query.pgf" self.pgf = "Query.pgf"
def test_createPgf(self): def test_createPgf(self):
@@ -36,5 +39,24 @@ class TestParsing(unittest.TestCase):
pt = rmprefix(ps[0]) pt = rmprefix(ps[0])
self.assertEqual(pt,t) self.assertEqual(pt,t)
class TestLinearize(unittest.TestCase):
def setUp(self):
self.samples = samples
self.pgf = gf.read_pgf('Query.pgf')
self.lang = gf.read_language('QueryEng')
def test_Linearize(self):
l = self.lang
for s,t in self.samples:
t = self.pgf.parse(s, l)[0]
self.assertEqual(s,self.pgf.lin(l,t))
if __name__ == '__main__': if __name__ == '__main__':
unittest.main() unittest.main()
if 0:
q = gf.read_pgf('Query.pgf')
l = gf.read_language('QueryEng')
ts = q.parse('is 10 prime', l)
print ts[0]
print q.lin(l,ts[0])