代码
print ("Hello world!")
print ("Hello again")
print ("I like typing this.")
print ("This is fun.")
print ("Yay!Printing.")
print ("I'd much rather you 'not'.")
print ('I "said" do not touch this.')
# Anything after the # is ingnord by python.octothorpe.

print ("now I will count my chickens.")

print ("Hens",20+30/6)
print ("Roosters",100-25*3%5)

print ("now I will count my eggs.")
结果
PS C:\Users\HH\lpthw> python ex1.py
Hello world!
Hello again
I like typing this.
This is fun.
Yay!Printing.
I'd much rather you 'not'.
I "said" do not touch this.
now I will count my chickens.
Hens 25.0
Roosters 100
now I will count my eggs.
PS C:\Users\HH\lpthw>