def get_version():
    version = {}
    with open("bqueryd/version.py") as fp:
        exec (fp.read(), version)
    return version
def idq_psid(id, iq, psid, ax=0):
    """creates a surface plot of psid vs id, iq"""
    if ax == 0:
        _create_3d_axis()
        ax = plt.gca()
    _plot_surface(ax, id, iq, psid,
                  (u'Id/A', u'Iq/A', u'Psi d/Vs'),
                  azim=210)