From 2d3d5b6abab6e0d03bb491103ad6a0cc4a9c660d Mon Sep 17 00:00:00 2001
From: Pablo Hoffman <pablo@pablohoffman.com>
Date: Mon, 14 Jun 2010 08:59:20 -0300
Subject: [PATCH] use mercurial revision to construct version, when building a
 non-final version

---
 setup.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/setup.py b/setup.py
index 35bac8a46..9e95e5666 100644
--- a/setup.py
+++ b/setup.py
@@ -76,6 +76,13 @@ if len(sys.argv) > 1 and sys.argv[1] == 'bdist_wininst':
 
 # Dynamically calculate the version based on scrapy.__version__
 version = __import__('scrapy').__version__
+if 'dev' in version:
+    try:
+        from subprocess import Popen, PIPE
+        hgrev = Popen(['hg', 'tip', '--template={rev}'], stdout=PIPE).communicate()[0]
+        version = version.replace('-dev', '-r%s' % hgrev)
+    except:
+        pass
 
 setup_args = {
     'name': 'Scrapy',