decimal — Decimal fi 3.10 / number_class(context=None)

Return a string describing the class of the operand. The returned value is one of the following ten strings.

• "-Infinity", indicating that the operand is negative infinity.

• "-Normal", indicating that the operand is a negative normal number.

• "-Subnormal", indicating that the operand is negative and subnormal.

• "-Zero", indicating that the operand is a negative zero.

• "+Zero", indicating that the operand is a positive zero.

• "+Subnormal", indicating that the operand is positive and subnormal.

• "+Normal", indicating that the operand is a positive normal number.

• "+Infinity", indicating that the operand is positive infinity.

• "NaN", indicating that the operand is a quiet NaN (Not a Number).

• "sNaN", indicating that the operand is a signaling NaN.