[Python-checkins] python/dist/src/Modules mathmodule.c,2.66,2.67
rhettinger@sourceforge.net
rhettinger@sourceforge.net
Sun, 12 May 2002 20:56:13 -0700
Update of /cvsroot/python/python/dist/src/Modules
In directory usw-pr-cvs1:/tmp/cvs-serv5484
Modified Files:
mathmodule.c
Log Message:
Added degrees() and radians() to mathmodule. Closes patch 552452 and
feature request 426539.
Index: mathmodule.c
===================================================================
RCS file: /cvsroot/python/python/dist/src/Modules/mathmodule.c,v
retrieving revision 2.66
retrieving revision 2.67
diff -C2 -d -r2.66 -r2.67
*** mathmodule.c 6 Sep 2001 08:16:17 -0000 2.66
--- mathmodule.c 13 May 2002 03:56:10 -0000 2.67
***************
*** 275,278 ****
--- 275,303 ----
"log10(x) -> the base 10 logarithm of x.";
+ static const double degToRad = 3.141592653589793238462643383 / 180.0;
+
+ static PyObject *
+ math_degrees(PyObject *self, PyObject *args)
+ {
+ double x;
+ if (! PyArg_ParseTuple(args, "d:degrees", &x))
+ return NULL;
+ return PyFloat_FromDouble(x / degToRad);
+ }
+
+ static char math_degrees_doc[] =
+ "degrees(x) -> converts angle x from radians to degrees";
+
+ static PyObject *
+ math_radians(PyObject *self, PyObject *args)
+ {
+ double x;
+ if (! PyArg_ParseTuple(args, "d:radians", &x))
+ return NULL;
+ return PyFloat_FromDouble(x * degToRad);
+ }
+
+ static char math_radians_doc[] =
+ "radians(x) -> converts angle x from degrees to radians";
static PyMethodDef math_methods[] = {
***************
*** 284,287 ****
--- 309,313 ----
{"cos", math_cos, METH_VARARGS, math_cos_doc},
{"cosh", math_cosh, METH_VARARGS, math_cosh_doc},
+ {"degrees", math_degrees, METH_VARARGS, math_degrees_doc},
{"exp", math_exp, METH_VARARGS, math_exp_doc},
{"fabs", math_fabs, METH_VARARGS, math_fabs_doc},
***************
*** 295,298 ****
--- 321,325 ----
{"modf", math_modf, METH_VARARGS, math_modf_doc},
{"pow", math_pow, METH_VARARGS, math_pow_doc},
+ {"radians", math_radians, METH_VARARGS, math_radians_doc},
{"sin", math_sin, METH_VARARGS, math_sin_doc},
{"sinh", math_sinh, METH_VARARGS, math_sinh_doc},