From add94d24cecda037a6b64d3989dde8142731b995 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Johannes=20Sch=C3=B6nberger?= Date: Mon, 13 Aug 2012 09:30:28 +0200 Subject: [PATCH] make loop condition more readable --- skimage/measure/_polygon.py | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/skimage/measure/_polygon.py b/skimage/measure/_polygon.py index 0b80599a..9138faac 100644 --- a/skimage/measure/_polygon.py +++ b/skimage/measure/_polygon.py @@ -33,8 +33,9 @@ def approximate_polygon(coords, tolerance): chain[0] = True chain[-1] = True pos_stack = [(0, chain.shape[0] - 1)] + end_of_chain = False - while 1: + while not end_of_chain: start, end = pos_stack.pop() # determine properties of current line segment r0, c0 = coords[start, :] @@ -83,6 +84,6 @@ def approximate_polygon(coords, tolerance): chain[new_end] = True if len(pos_stack) == 0: - break + end_of_chain = True return coords[chain, :]