detect current git version in dev mode

CloudControl CLI

'''

def git_version():

    global version

    import os

    import sys

    from subprocess import Popen, PIPE, CalledProcessError

    cwd = os.getcwd()

    try:

        os.chdir(os.path.dirname(sys.argv[0]))

        p = Popen(["git", "log", "--pretty=format:%H" ],

                  stdout=PIPE, stderr=open("/dev/null", "wb"))

        p.wait()

        if p.returncode == 0:

            githash = p.stdout.readline().strip()

            if len(githash) > 0:

                version += "-git-%s" % githash

    except OSError:

        pass

    finally:

        os.chdir(cwd)

canonical_name="cc-cli"

version = "5~dev0"

debug = False

# set version

version = "5~dev0"

if version.find("dev") != -1:

    git_version()