Miscellany

class GIT(GenericVersionControlSystem):    """Class to manage items under revision control of Subversion."""    # Assuming that the the PO directory is under the toplevel $projectdir    # XXX: Hardcoded for GNU Style layouts    # MARKER_DIR = "../.git"    def __init__(self, location):        GenericVersionControlSystem.__init__(self, location)        self.gitdir = os.path.join(os.path.dirname(os.path.abspath(location)),                self.MARKER_DIR)        self.location = os.path.abspath(location)	os.chdir (os.path.dirname(self.location))    def update(self, revision=None):        """update the working copy - remove local modifications if necessary"""	location_rel = os.path.basename(self.location)	# Git checkout	command = "git checkout %s" % (location_rel)        if error:          raise IOError("git error running '%s': %s" % (command, error))        # pull changes        command = "git pull"        output_pull, error = pipe(command)        if error:          raise IOError("git error running '%s': %s" % (command, error))        return output_checkout + output_pull     def commit(self, message=None):        """commit the file and return the given message if present"""	location_rel = os.path.basename(self.location)	command = "git add %s" % (location_rel)        output_add, error, ret = pipe(command)        #if ret:        #    raise IOError("git error running '%s': %s, %s" % (command, error, os.getcwd()))        # commit file        command = "git commit"        if message:	    command = command + " -m " + '"PootleCommit"'        output_commit, error, ret = pipe(command)        #if ret:        #    raise IOError("git error running '%s': %s" % (command, error))        # push changes        command = "git push"        output_push, error, ret = pipe(command)        #if ret:        #   raise IOError("git error running '%s': %s" % (command, error))        return output_add + output_commit + output_push        def getcleanfile(self, revision=None):        """return the content of the 'head' revision of the file"""        location_rel = os.path.basename(self.location)        command = "git show HEAD:%s" % (location_rel)        output, error = pipe(command)        if error:           raise IOError("git error running '%s': %s" % (command, error))        return output