*********************** ``matplotlib.backends`` *********************** .. toctree:: :maxdepth: 1 backend_mixed_api.rst backend_template_api.rst backend_agg_api.rst backend_cairo_api.rst backend_gtk3_api.rst backend_nbagg_api.rst backend_pdf_api.rst backend_pgf_api.rst backend_ps_api.rst backend_qt_api.rst backend_svg_api.rst backend_tk_api.rst backend_webagg_api.rst backend_wx_api.rst