def test_group_in_packets(self):
'It groups an iterator in packets of items'
packets = list(group_in_packets(range(4), 2))
assert packets == [(0, 1), (2, 3)]
packets = [packet for packet in group_in_packets(range(5), 2)]
assert packets == [(0, 1), (2, 3), (4, )]
packets = list(group_in_packets([], 2))
assert packets == []
def test_group_in_packets(self):
'It groups an iterator in packets of items'
packets = list(group_in_packets(range(4), 2))
assert packets == [(0, 1), (2, 3)]
packets = [packet for packet in group_in_packets(range(5), 2)]
assert packets == [(0, 1), (2, 3), (4,)]
packets = list(group_in_packets([], 2))
assert packets == []
def _calc_range_for_var_density(variations, window, chunk_size):
min_, max_ = None, None
for stats in group_in_packets(calc_snp_density(variations, window),
chunk_size):
stats = array.array('I', stats)
this_min = min(stats)
if min_ is None or min_ > this_min:
min_ = this_min
this_max = max(stats)
if max_ is None or max_ < this_max:
max_ = this_max
return min_, max_
def _calc_range_for_var_density(variations, window, chunk_size):
min_, max_ = None, None
for stats in group_in_packets(calc_snp_density(variations, window),
chunk_size):
stats = array.array('I', stats)
this_min = min(stats)
if min_ is None or min_ > this_min:
min_ = this_min
this_max = max(stats)
if max_ is None or max_ < this_max:
max_ = this_max
return min_, max_