def round_(x, precision=0):
"""Round number to precision.
Args:
x (number): Number to round.
precision (int, optional): Rounding precision. Defaults to ``0``.
Returns:
int: Rounded number.
Example:
>>> round_(3.275) == 3.0
True
>>> round_(3.275, 1) == 3.3
True
See Also:
- :func:`round_` (main definition)
- :func:`curve` (alias)
.. versionadded:: 2.1.0
"""
rounder = pyd.partial_right(round, precision)
if pyd.is_number(x):
result = rounder(x)
elif pyd.is_list(x):
# pylint: disable=unnecessary-lambda
result = pyd.map_(x, lambda item: rounder(item))
else:
result = None
return result
def test_partial_right(case, case_args, case_kargs, args, expected):
assert _.partial_right(case, *case_args, **case_kargs)(*args) == expected
