--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test-data/multiBigwigSummary_result2.npz	Fri May 19 08:31:36 2023 +0000
@@ -0,0 +1,121 @@
+#'chr'	'start'	'end'	'sample1'	'sample2'
+ch1	0	10	0.0	0.0
+ch1	10	20	0.0	0.0
+ch1	20	30	0.0	0.0
+ch1	30	40	0.0	0.0
+ch1	40	50	0.0	0.0
+ch1	50	60	0.0	0.0
+ch1	60	70	0.0	0.0
+ch1	70	80	0.0	0.0
+ch1	80	90	0.0	0.0
+ch1	90	100	0.0	0.0
+ch1	100	110	2.0	2.0
+ch1	110	120	2.0	2.0
+ch1	120	130	1.0	1.0
+ch1	130	140	0.0	0.0
+ch1	140	150	0.0	0.0
+ch1	150	160	0.0	0.0
+ch1	160	170	0.0	0.0
+ch1	170	180	0.0	0.0
+ch1	180	190	0.0	0.0
+ch1	190	200	0.0	0.0
+ch1	200	210	0.0	0.0
+ch1	210	220	0.0	0.0
+ch1	220	230	0.0	0.0
+ch1	230	240	0.0	0.0
+ch1	240	250	0.0	0.0
+ch1	250	260	0.0	0.0
+ch1	260	270	0.0	0.0
+ch1	270	280	0.0	0.0
+ch1	280	290	0.0	0.0
+ch1	290	300	0.0	0.0
+ch1	300	310	0.0	0.0
+ch1	310	320	0.0	0.0
+ch1	320	330	0.0	0.0
+ch1	330	340	0.0	0.0
+ch1	340	350	0.0	0.0
+ch1	350	360	0.0	0.0
+ch1	360	370	0.0	0.0
+ch1	370	380	0.0	0.0
+ch1	380	390	0.0	0.0
+ch1	390	400	0.0	0.0
+ch2	0	10	0.0	0.0
+ch2	10	20	0.0	0.0
+ch2	20	30	0.0	0.0
+ch2	30	40	0.0	0.0
+ch2	40	50	0.0	0.0
+ch2	50	60	3.0	3.0
+ch2	60	70	3.0	3.0
+ch2	70	80	1.5	1.5
+ch2	80	90	0.0	0.0
+ch2	90	100	0.0	0.0
+ch2	100	110	0.0	0.0
+ch2	110	120	0.0	0.0
+ch2	120	130	0.0	0.0
+ch2	130	140	0.0	0.0
+ch2	140	150	0.0	0.0
+ch2	150	160	1.0	1.0
+ch2	160	170	1.0	1.0
+ch2	170	180	0.5	0.5
+ch2	180	190	0.0	0.0
+ch2	190	200	0.0	0.0
+ch2	200	210	0.0	0.0
+ch2	210	220	0.0	0.0
+ch2	220	230	0.0	0.0
+ch2	230	240	0.0	0.0
+ch2	240	250	0.0	0.0
+ch2	250	260	0.0	0.0
+ch2	260	270	0.0	0.0
+ch2	270	280	0.0	0.0
+ch2	280	290	0.0	0.0
+ch2	290	300	0.0	0.0
+ch2	300	310	0.0	0.0
+ch2	310	320	0.0	0.0
+ch2	320	330	0.0	0.0
+ch2	330	340	0.0	0.0
+ch2	340	350	0.0	0.0
+ch2	350	360	0.0	0.0
+ch2	360	370	0.0	0.0
+ch2	370	380	0.0	0.0
+ch2	380	390	0.0	0.0
+ch2	390	400	0.0	0.0
+ch3	0	10	0.0	0.0
+ch3	10	20	0.0	0.0
+ch3	20	30	0.0	0.0
+ch3	30	40	0.0	0.0
+ch3	40	50	0.0	0.0
+ch3	50	60	3.0	3.0
+ch3	60	70	3.0	3.0
+ch3	70	80	1.5	1.5
+ch3	80	90	0.0	0.0
+ch3	90	100	0.0	0.0
+ch3	100	110	0.0	0.0
+ch3	110	120	0.0	0.0
+ch3	120	130	0.0	0.0
+ch3	130	140	0.0	0.0
+ch3	140	150	0.0	0.0
+ch3	150	160	1.0	1.0
+ch3	160	170	1.0	1.0
+ch3	170	180	0.5	0.5
+ch3	180	190	0.0	0.0
+ch3	190	200	0.0	0.0
+ch3	200	210	0.0	0.0
+ch3	210	220	0.0	0.0
+ch3	220	230	0.0	0.0
+ch3	230	240	0.0	0.0
+ch3	240	250	0.0	0.0
+ch3	250	260	0.0	0.0
+ch3	260	270	0.0	0.0
+ch3	270	280	0.0	0.0
+ch3	280	290	0.0	0.0
+ch3	290	300	0.0	0.0
+ch3	300	310	0.0	0.0
+ch3	310	320	0.0	0.0
+ch3	320	330	0.0	0.0
+ch3	330	340	0.0	0.0
+ch3	340	350	0.0	0.0
+ch3	350	360	0.0	0.0
+ch3	360	370	0.0	0.0
+ch3	370	380	0.0	0.0
+ch3	380	390	0.0	0.0
+ch3	390	400	0.0	0.0