From f20375eedd22eeee5f1b273f891631bed8878cdc Mon Sep 17 00:00:00 2001
From: Damien George
Date: Tue, 12 Aug 2014 19:57:52 +0100
Subject: py: Add .real and .imag attributes to complex numbers.

---
 py/objcomplex.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'py/objcomplex.c')

diff --git a/py/objcomplex.c b/py/objcomplex.c
index 20e7c97d3..0c58dee65 100644
--- a/py/objcomplex.c
+++ b/py/objcomplex.c
@@ -132,6 +132,15 @@ STATIC mp_obj_t complex_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
     return mp_obj_complex_binary_op(op, lhs->real, lhs->imag, rhs_in);
 }
 
+STATIC void complex_load_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {
+    mp_obj_complex_t *self = self_in;
+    if (attr == MP_QSTR_real) {
+        dest[0] = mp_obj_new_float(self->real);
+    } else if (attr == MP_QSTR_imag) {
+        dest[0] = mp_obj_new_float(self->imag);
+    }
+}
+
 const mp_obj_type_t mp_type_complex = {
     { &mp_type_type },
     .name = MP_QSTR_complex,
@@ -139,6 +148,7 @@ const mp_obj_type_t mp_type_complex = {
     .make_new = complex_make_new,
     .unary_op = complex_unary_op,
     .binary_op = complex_binary_op,
+    .load_attr = complex_load_attr,
 };
 
 mp_obj_t mp_obj_new_complex(mp_float_t real, mp_float_t imag) {
-- 
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