def default(self, o, *args):
if isinstance(o, Datetime) or o.__class__.__name__ == Datetime.__name__:
return {
'__time__': [o.year, o.month, o.day, o.hour, o.minute, o.second, o.microsecond]
}
elif isinstance(o, Timedelta) or o.__class__.__name__ == Timedelta.__name__:
return {
'__delta__': [o._timedelta.days, o._timedelta.seconds]
}
elif isinstance(o, bytes):
return {
'__bytes__': o.hex()
}
elif isinstance(o, decimal.Decimal) or o.__class__.__name__ == decimal.Decimal.__name__:
#return format(o, f'.{MAX_LOWER_PRECISION}f')
return {
'__fixed__': str(fix_precision(o))
}
elif isinstance(o, ContractingDecimal) or o.__class__.__name__ == ContractingDecimal.__name__:
#return format(o._d, f'.{MAX_LOWER_PRECISION}f')
return {
'__fixed__': str(fix_precision(o._d))
}
elif isinstance(o, float):
#return format(o, f'.{MAX_LOWER_PRECISION}f')
_o = format(o, f'.{MAX_LOWER_PRECISION}f')
return {
'__fixed__': str(fix_precision(decimal.Decimal(_o)))
}
#else:
# return safe_repr(o)
return super().default(o)
def test_fix_precision_cuts_decimals_if_high_but_not_too_high(self):
e = Decimal(
'12345678901234567890123456789.123456789012345678901234567890')
f = Decimal(
'12345678901234567890123456789.12345678901234567890123456789')
self.assertEqual(fix_precision(e), f)
def test_fix_precision_cuts_all_decimals_if_too_high(self):
e = Decimal('123456789012345678901234567890.123456')
self.assertEqual(fix_precision(e), MAX_DECIMAL)
def test_fix_precision_doesnt_cut_high(self):
e = Decimal('12345678901234567890123456789')
self.assertEqual(fix_precision(e), e)
def test_fix_precision_cuts_too_low(self):
d = Decimal('1.123456789012345678901234567890123')
e = Decimal('1.12345678901234567890123456789')
self.assertEqual(fix_precision(d), e)
