python 實現課堂練習

module.py中的：

import math
class Complex:
    def __init__(self,real=0,imag=0):
        self.real=real
        self.imag=imag
    def add(self,other):
        if isinstance(other,Complex):
            self.real=self.real+other.real
            self.imag=self.imag+other.imag
def output(other):
    if isinstance(other, Complex):
        if(other.imag>=0):
            print(other.real,"+",other.imag,"i")
        else:
            print(other.real,"-",(-1)*other.imag,"i")
def abs(other):
    if isinstance(other, Complex):
        return math.sqrt(other.real*other.real+other.imag*other.imag)
def is_equal(a1,a2):
    if isinstance(a1,Complex) and isinstance(a2,Complex):
        if(a1.real==a2.real and a1.imag==a2.imag):
            return "true"
        else:
            return "false"
def is_not_equal(a1,a2):
    if isinstance(a1,Complex) and isinstance(a2,Complex):
        if(a1.real==a2.real and a1.imag==a2.imag):
            return "false"
        else:
            return "true"
def add(a1,a2):
    if isinstance(a1, Complex) and isinstance(a2, Complex):
        return Complex(a1.real+a2.real,a1.imag+a2.imag)

　　2024_10_21.py中的：

import module
import copy
def test():
    print("類測試成員：")
    c1=module.Complex()
    c2=module.Complex(3,-4)
    c3=module.Complex(3.5)
    c4=copy.deepcopy(c3)
    print("c1=",end="")
    module.output(c1)
    print("c2=",end="")
    module.output(c2)
    print("c3=", end="")
    module.output(c3)
    print("c4=", end="")
    module.output(c4)
    print("c4.real=",c4.real,",","c4.imag=",c4.imag)
    print()
    print("複數運算測試：")
    print("abs(c2)=",end="")
    print("{:g}".format(module.abs(c2)))
    c1.add(c2)
    print("c1+=c2,c1=",end="")
    module.output(c1)
    print("c1==c2:",end="")
    print(module.is_equal(c1,c2))
    print("c1!=c3:",end="")
    print(module.is_not_equal(c1,c3))
    c4=module.add(c1,c3)
    print("c4=c2+c3,c4=",end="")
    module.output(c4)

test()

　　執行截圖：