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leaner syntax

This commit is contained in:
Will McGugan 2024-11-01 12:14:20 +00:00
parent 6cef0bcb0e
commit aaaef278be
1 changed files with 7 additions and 16 deletions
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23
rich/cells.py
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@ -15,23 +15,14 @@ _SINGLE_CELL_UNICODE_RANGES: list[tuple[int, int]] = [
(0x02800, 0x028FF), # Braille (0x02800, 0x028FF), # Braille
] ]
def _make_single_cell_set() -> frozenset[str]:
"""Combine ranges of ordinals in to a frozen set of strings.
Returns:
A frozenset of single cell characters.
"""
character_range_lists = [
list(map(chr, range(_start, _end + 1)))
for _start, _end in _SINGLE_CELL_UNICODE_RANGES
]
return frozenset(sum(character_range_lists, start=[]))
# A set of characters that are a single cell wide # A set of characters that are a single cell wide
_SINGLE_CELLS = _make_single_cell_set() _SINGLE_CELLS = frozenset(
[
character
for _start, _end in _SINGLE_CELL_UNICODE_RANGES
for character in map(chr, range(_start, _end + 1))
]
)
# When called with a string this will return True if all # When called with a string this will return True if all
# characters are single-cell, otherwise False # characters are single-cell, otherwise False