From 77d228a10b4d966a9e81e8c4d952f590881cb71d Mon Sep 17 00:00:00 2001
From: Markus Holtermann <info@markusholtermann.eu>
Date: Fri, 14 Jun 2013 13:15:17 +0200
Subject: Push to 0.1b1

---
 bvggrabber/__init__.py | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'bvggrabber')

diff --git a/bvggrabber/__init__.py b/bvggrabber/__init__.py
index 40a96af..775dd6b 100644
--- a/bvggrabber/__init__.py
+++ b/bvggrabber/__init__.py
@@ -1 +1,53 @@
 # -*- coding: utf-8 -*-
+import datetime
+import os
+import subprocess
+
+
+VERSION = (0, 1, 0, 'beta', 1)
+
+
+def get_version():
+    "Returns a PEP 386-compliant version number from VERSION."
+    # Taken from django.utils.version
+    assert VERSION[3] in ('alpha', 'beta', 'rc', 'final')
+
+    # Now build the two parts of the version number:
+    # main = X.Y[.Z]
+    # sub = .devN - for pre-alpha releases
+    #     | {a|b|c}N - for alpha, beta and rc releases
+
+    parts = 2 if VERSION[2] == 0 else 3
+    main = '.'.join(str(x) for x in VERSION[:parts])
+
+    sub = ''
+    if VERSION[3] == 'alpha' and VERSION[4] == 0:
+        git_changeset = get_git_changeset()
+        if git_changeset:
+            sub = '.dev%s' % git_changeset
+
+    elif VERSION[3] != 'final':
+        mapping = {'alpha': 'a', 'beta': 'b', 'rc': 'c'}
+        sub = mapping[VERSION[3]] + str(VERSION[4])
+
+    return str(main + sub)
+
+
+def get_git_changeset():
+    """Returns a numeric identifier of the latest git changeset.
+
+    The result is the UTC timestamp of the changeset in YYYYMMDDHHMMSS format.
+    This value isn't guaranteed to be unique, but collisions are very unlikely,
+    so it's sufficient for generating the development version numbers.
+    """
+    repo_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+    git_log = subprocess.Popen('git log --pretty=format:%ct --quiet -1 HEAD',
+            stdout=subprocess.PIPE, stderr=subprocess.PIPE,
+            shell=True, cwd=repo_dir, universal_newlines=True)
+    timestamp = git_log.communicate()[0]
+    try:
+        timestamp = datetime.datetime.utcfromtimestamp(int(timestamp))
+    except ValueError:
+        return None
+    return timestamp.strftime('%Y%m%d%H%M%S')
+
-- 
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