From d6c49ea6b81425b714923b89d17bc474c8571828 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20Sch=C3=B6nberger?= <jschoenberger@demuc.de>
Date: Mon, 6 May 2013 07:08:50 +0200
Subject: [PATCH] Add comment to explain commented out code

---
 skimage/measure/fit.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/skimage/measure/fit.py b/skimage/measure/fit.py
index 3f0636c8..621eca98 100644
--- a/skimage/measure/fit.py
+++ b/skimage/measure/fit.py
@@ -191,6 +191,7 @@ class CircleModel(BaseModel):
             d = dist(xc, yc)
             A[0, :] = -(x - xc) / d
             A[1, :] = -(y - yc) / d
+            # same for all iterations, so not changed in each iteration
             #A[2, :] = -1
             return A