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Properly(?) implemented remainder and divmod (Tim Hochberg)

This commit is contained in:
Guido van Rossum 1996-09-12 20:56:18 +00:00
parent 934a4cea85
commit 3be12e97cd
1 changed files with 34 additions and 5 deletions
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39
Objects/complexobject.c
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@ -364,7 +364,7 @@ complex_div(v, w)
c_error = 0;
quot = c_quot(v->cval,w->cval);
if (c_error == 1) {
err_setstr(ZeroDivisionError, "float division");
err_setstr(ZeroDivisionError, "complex division");
return NULL;
}
return newcomplexobject(quot);
@ -375,13 +375,42 @@ complex_remainder(v, w)
complexobject *v;
complexobject *w;
{
err_setstr(TypeError,
"remainder and divmod not implemented for complex numbers");
return NULL;
Py_complex div, mod;
div = c_quot(v->cval,w->cval); /* The raw divisor value. */
if (c_error == 1) {
err_setstr(ZeroDivisionError, "complex remainder");
return NULL;
}
div.real = floor(div.real); /* Use the floor of the real part. */
div.imag = 0.0;
mod = c_diff(v->cval, c_prod(w->cval, div));
return newcomplexobject(mod);
}
#define complex_divmod complex_remainder
static object *
complex_divmod(v, w)
complexobject *v;
complexobject *w;
{
Py_complex div, mod;
PyObject *d, *m, *z;
div = c_quot(v->cval,w->cval); /* The raw divisor value. */
if (c_error == 1) {
err_setstr(ZeroDivisionError, "complex divmod()");
return NULL;
}
div.real = floor(div.real); /* Use the floor of the real part. */
div.imag = 0.0;
mod = c_diff(v->cval, c_prod(w->cval, div));
d = newcomplexobject(div);
m = newcomplexobject(mod);
z = mkvalue("(OO)", d, m);
Py_XDECREF(d);
Py_XDECREF(m);
return z;
}
static object *
complex_pow(v, w, z)