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matplotlib.backends.backend_svg
matplotlib.backends.backend_svg.new_figure_manager_given_figure(num, figure)- 
    
Create a new figure manager instance for the given figure.
 
matplotlib.backends.backend_svg.short_float_fmt(x)- 
    
Create a short string representation of a float, which is %f formatting with trailing zeros and the decimal point removed.
 
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 http://matplotlib.org/2.0.2/api/backend_svg_api.html