.. _units-annotate_with_units: units example code: annotate_with_units.py ========================================== .. plot:: /home/tcaswell/src/p/matplotlib/doc/mpl_examples/units/annotate_with_units.py :: """ ===================== Annotation with units ===================== The example illustrates how to create text and arrow annotations using a centimeter-scale plot. """ import matplotlib.pyplot as plt from basic_units import cm fig, ax = plt.subplots() 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`)