.. _units-annotate_with_units:

units example code: annotate_with_units.py
==========================================



.. plot:: /media/TOSHI/temp/numpy_scipy_matplotlib/matplotlib/matplotlib-1.1.1~rc2/doc/mpl_examples/units/annotate_with_units.py

::

    import matplotlib.pyplot as plt
    from basic_units import cm
    
    fig = plt.figure()
    ax = fig.add_subplot(111)
    
    
    ax.annotate( "Note 01", [0.5*cm,  0.5*cm] )
    
    # xy and text both unitized
    ax.annotate('local max', xy=(3*cm, 1*cm),  xycoords='data',
                xytext=(0.8*cm, 0.95*cm), textcoords='data',
                arrowprops=dict(facecolor='black', shrink=0.05),
                horizontalalignment='right', verticalalignment='top')
    
    # mixing units w/ nonunits
    ax.annotate('local max', xy=(3*cm, 1*cm),  xycoords='data',
                xytext=(0.8, 0.95), textcoords='axes fraction',
                arrowprops=dict(facecolor='black', shrink=0.05),
                horizontalalignment='right', verticalalignment='top')
    
    
    ax.set_xlim(0*cm, 4*cm)
    ax.set_ylim(0*cm, 4*cm)
    plt.show()
    
    

Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)