Returns a list of the files changed between two commits

def get_changed_files_from(old_commit_sha, new_commit_sha):
        """
        Returns a list of the files changed between two commits
        """
        return check_output(
            "git diff-tree --no-commit-id --name-only -r {0}..{1}".format(
                old_commit_sha,
                new_commit_sha
            ).split(" ")
            ).decode('utf-8').strip()