def _slice_text_lines(txt_lines: List[str],
slices: Union[slice, List[slice]]) -> List[str]:
"Extract lines based ob the slices given"
if isinstance(slices, Iterable):
line_groups = [txt_lines[sl] for sl in slices]
txt_lines = sum(itz.interpose(['', '...', ''], line_groups), [])
else:
txt_lines = txt_lines[slices]
return txt_lines
def interpose_commas(args):
"""Interpose commas args in between the given list of args.
"""
comma = {
'first_formatting': [],
'type': 'comma',
'second_formatting': [{
'type': 'space',
'value': ' '
}]
}
res = interpose(comma, args)
return list(res)
def test_interpose():
assert "a" == first(rest(interpose("a", range(1000000000))))
assert "tXaXrXzXaXn" == "".join(interpose("X", "tarzan"))
assert list(interpose(0, itertools.repeat(1, 4))) == [1, 0, 1, 0, 1, 0, 1]
assert list(interpose('.', ['a', 'b', 'c'])) == ['a', '.', 'b', '.', 'c']
def test_interpose():
l = list([1, 2, 3])
assert_that(pvector(interpose('foo',
l))).is_equal_to(v(1, 'foo', 2, 'foo', 3))
assert_that(','.join(['foo', 'bar'])).is_equal_to('foo,bar')
def interpose_commas(args):
"""Interpose commas args in between the given list of args.
"""
comma = {'first_formatting': [], 'type': 'comma', 'second_formatting': [{'type': 'space', 'value': ' '}]}
res = interpose(comma, args)
return list(res)