Python | Decimal number_class()方法
原文:https://www . geesforgeks . org/python-decimal-number _ class-method/
Decimal # number _ class():number _ class()是一个 Decimal 类方法，返回 Decimal 值的类的指示。
Syntax: Decimal.number_class()
Parameter: Decimal values
Return: indication of the class of Decimal value.
代码# 1:number _ class()方法示例
# Python Program explaining
# number_class() method
# loading decimal library
from decimal import *
# Initializing a decimal value
a = Decimal(-1)
b = Decimal('0.142857')
# printing Decimal values
print ("Decimal value a : ", a)
print ("Decimal value b : ", b)
# Using Decimal.number_class() method
print ("\n\nDecimal a with number_class() method : ", a.number_class())
print ("Decimal b with number_class() method : ", b.number_class())
输出:
Decimal value a : -1
Decimal value b : 0.142857
Decimal a with number_class() method : -Normal
Decimal b with number_class() method : +Normal
代码# 2:number _ class()方法示例
# Python Program explaining
# number_class() method
# loading decimal library
from decimal import *
# Initializing a decimal value
a = Decimal('-3.14')
b = Decimal('321e + 5')
# printing Decimal values
print ("Decimal value a : ", a)
print ("Decimal value b : ", b)
# Using Decimal.number_class() method
print ("\n\nDecimal a with number_class() method : ", a.number_class())
print ("Decimal b with number_class() method : ", b.number_class())
输出:
Decimal value a : -3.14
Decimal value b : 3.21E+7
Decimal a with number_class() method : -Normal
Decimal b with number_class() method : +Normal
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