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Backport Raymond's changes in r60508 to Python 2.6.

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'Context flags get set, not incremented'
This commit is contained in:
Mark Dickinson 2008-05-03 18:23:14 +00:00
parent 2b30ea068f
commit 1840c1abca
2 changed files with 6 additions and 6 deletions
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8
Lib/decimal.py
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@ -3593,7 +3593,7 @@ class Context(object):
traps - If traps[exception] = 1, then the exception is
raised when it is caused. Otherwise, a value is
substituted in.
flags - When an exception is caused, flags[exception] is incremented.
flags - When an exception is caused, flags[exception] is set.
(Whether or not the trap_enabler is set)
Should be reset by user of Decimal instance.
Emin - Minimum exponent
@ -3661,16 +3661,16 @@ class Context(object):
"""Handles an error
If the flag is in _ignored_flags, returns the default response.
Otherwise, it increments the flag, then, if the corresponding
Otherwise, it sets the flag, then, if the corresponding
trap_enabler is set, it reaises the exception. Otherwise, it returns
the default value after incrementing the flag.
the default value after setting the flag.
"""
error = _condition_map.get(condition, condition)
if error in self._ignored_flags:
# Don't touch the flag
return error().handle(self, *args)
self.flags[error] += 1
self.flags[error] = 1
if not self.traps[error]:
# The errors define how to handle themselves.
return condition().handle(self, *args)