#separator \x09
#set_separator	,
#empty_field	(empty)
#unset_field	-
#path	print
#open	2019-11-18-15-32-20
#fields	ts	vals
#types	time	vector[string]
1574119940.484001	hello world \x2c
1574119940.484104	2,T
#close	2019-11-18-15-32-20