jepler/Jepler_CircuitPython_udecimal
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Note some technical limitations of exceptions

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Jeff Epler 2022-12-20 10:17:56 -06:00
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commit 3ed20aefea
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jepler_udecimal/__init__.py
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@ -269,6 +269,10 @@ class DivisionByZero(DecimalException):
The result of the operation is [sign,inf], where sign is the exclusive
or of the signs of the operands for divide, or is 1 for an odd power of
-0, for power.
Due to technical limitations in MicroPython, this exception does not
inherit from ZeroDivisionError, an incompatibility with standard Python's
Decimal library.
"""
def handle(self, context, sign, *args):
@ -425,6 +429,10 @@ class FloatOperation(DecimalException):
Otherwise (the signal is trapped), only equality comparisons and explicit
conversions are silent. All other mixed operations raise FloatOperation.
Due to technical limitations in MicroPython, this exception does not
inherit from TypeError, an incompatibility with standard Python's
Decimal library.
"""