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fix inc/dec operator with decimal

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Bastien Gérard
2018-08-30 23:57:16 +02:00
parent 00bf6ac258
commit ab08e67eaf
3 changed files with 78 additions and 14 deletions
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7
mongoengine/fields.py
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@@ -364,7 +364,8 @@ class FloatField(BaseField):
class DecimalField(BaseField):
"""Fixed-point decimal number field.
"""Fixed-point decimal number field. Stores the value as a float by default unless `force_string` is used.
If using floats, beware of Decimal to float conversion (potential precision loss)
.. versionchanged:: 0.8
.. versionadded:: 0.3
@@ -375,7 +376,9 @@ class DecimalField(BaseField):
"""
:param min_value: Validation rule for the minimum acceptable value.
:param max_value: Validation rule for the maximum acceptable value.
:param force_string: Store as a string.
:param force_string: Store the value as a string (instead of a float).
Be aware that this affects query sorting and operation like lte, gte (as string comparison is applied)
and some query operator won't work (e.g: inc, dec)
:param precision: Number of decimal places to store.
:param rounding: The rounding rule from the python decimal library: