How to Set the Output Type of Complex Number Calculation (a+jb+c+jd; a, b, c, d:real)

Redefine the repr() of the complex class, or set z=a+jb+c+jd;z.real if z.imag==0 elsez.

z=1.23-0j
# If the imaginary part is 0, only the real part is displayed.
print(z.real if z.imag==0 elsez)

^{I edited this post based on @metropolis's comment and posted it as community wiki.I edited this post based on @metropolis's Comment and posted it as Community Wiki.}