[oe-commits] Paul Eggleton : scripts/buildhistory-diff: add GitPython version check

[git at git.openembedded.org]

Module: openembedded-core.git
Branch: master
Commit: 2f0f5a895504924b5a21699854678e9bc25b447c
URL:    http://git.openembedded.org/?p=openembedded-core.git&a=commit;h=2f0f5a895504924b5a21699854678e9bc25b447c

Author: Paul Eggleton <paul.eggleton at linux.intel.com>
Date:   Mon May 28 13:57:12 2012 +0100

scripts/buildhistory-diff: add GitPython version check

Display an error if the user does not have at least version 0.3.1 of
GitPython installed.

Signed-off-by: Paul Eggleton <paul.eggleton at linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>

---

 scripts/buildhistory-diff |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/scripts/buildhistory-diff b/scripts/buildhistory-diff
index 9936a4b..3f27eab 100755
--- a/scripts/buildhistory-diff
+++ b/scripts/buildhistory-diff
@@ -7,16 +7,20 @@
 
 import sys
 import os
+from distutils.version import LooseVersion
 
 # Ensure PythonGit is installed (buildhistory_analysis needs it)
 try:
     import git
 except ImportError:
-    print("Please install PythonGit 0.3.1 or later in order to use this script")
+    print("Please install GitPython (python-git) 0.3.1 or later in order to use this script")
     sys.exit(1)
 
-
 def main():
+    if LooseVersion(git.__version__) < '0.3.1':
+        print("Version of GitPython is too old, please install GitPython (python-git) 0.3.1 or later in order to use this script")
+        sys.exit(1)
+
     if (len(sys.argv) < 3):
         print("Report significant differences in the buildhistory repository")
         print("Syntax: %s <buildhistory-path> <since-revision> [to-revision]" % os.path.basename(sys.argv[0]))