tablefmt 옵션

-	-	-
plain	simple	github
grid	simple_grid	rounded_grid
heavy_grid	mixed_grid	double_grid
fancy_grid	outline	simple_outline
rounded_outline	heavy_outline	mixed_outline
double_outline	fancy_outline	pipe
orgtbl	asciidoc	jira
presto	pretty	psql
rst	mediawiki	moinmoin
youtrack	html	unsafehtml
latex	latex_raw	latex_booktabs
latex_longtable	textile	tsv