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baldwint/sizebars.py

Created November 22, 2014 01:20
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Convenience function for adding a horizontal scalebar (aka sizebar) to axes. For a vertical sizebar, see https://gist.github.com/dmeliza/3251476
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sizebars.py
from mpl_toolkits.axes_grid1.anchored_artists import AnchoredSizeBar
def add_sizebar(ax, size, **kwargs):
kwargs.setdefault('label', str(size))
kwargs.setdefault('loc', 4)
asb = AnchoredSizeBar(ax.transData, size, **kwargs)
ax.add_artist(asb)
return asb
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