# NOT RUN {
library(umx)
umx_set_plot_format() # print current state
old = umx_set_plot_format(silent = TRUE) # store current value
umx_set_plot_format("graphviz")
umx_set_plot_format("DiagrammeR")
umx_set_plot_format("png")
umx_set_plot_format("pdf")
umx_set_plot_format(old) # reinstate
# }
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