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Simplify moneyfmt() recipe.

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This commit is contained in:
Raymond Hettinger 2008-02-14 12:49:37 +00:00
parent 3b718a79af
commit 0cd717007d
1 changed files with 5 additions and 13 deletions
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18
Doc/library/decimal.rst
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@ -1404,19 +1404,15 @@ to work with the :class:`Decimal` class::
'<.02>' '<.02>'
""" """
q = Decimal((0, (1,), -places)) # 2 places --> '0.01' q = Decimal(10) ** -places # 2 places --> '0.01'
sign, digits, exp = value.quantize(q).as_tuple() sign, digits, exp = value.quantize(q).as_tuple()
assert exp == -places
result = [] result = []
digits = map(str, digits) digits = map(str, digits)
build, next = result.append, digits.pop build, next = result.append, digits.pop
if sign: if sign:
build(trailneg) build(trailneg)
for i in range(places): for i in range(places):
if digits: build(next() if digits else '0')
build(next())
else:
build('0')
build(dp) build(dp)
i = 0 i = 0
while digits: while digits:
@ -1426,12 +1422,8 @@ to work with the :class:`Decimal` class::
i = 0 i = 0
build(sep) build(sep)
build(curr) build(curr)
if sign: build(neg if sign else pos)
build(neg) return ''.join(reversed(result))
else:
build(pos)
result.reverse()
return ''.join(result)
def pi(): def pi():
"""Compute Pi to the current precision. """Compute Pi to the current precision.