Python Web - L02
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t = 1,2,3
print(type(t),t)
t = 1, # single tuple
print(type(t),t)
t = (1)
print(type(t),t)
t = tuple() #create empty tuple using tuple function
print(type(t),t)
t = () #danger using () to create tuple
print(type(t),t)
l = [1,2,3]
l.append(4)
print(l)
#t.append(4) # In this case, we cannot use append function with tuple
t = tuple(l) # List changes to Tuple
print(t)
t = 1,2,3,4,5,6
l = list(t) # Tuple changes to List
print(l)
def a():
x = 1
y = 2
print(x,y)
a()
a()
print(a()) # print value firstly, and then print return value = None
def a():
x = 1
y = 2
return x, y
y = a()
print(type(y), y)
def a(x, y):
return x + y
y = a(1,2)
print(type(y), y)
y = a(1,2) + a(3,4)
print(type(y), y)
def a(x, y): # this is function a#
print(x,y) # @1.5 x=1, y=2
x1 = x # define x with value 1
y1 = y # define y with value 2
print(x1, y1)
return x1 + y1
a(1,2)
print(a)
print(a(1,2) + a(3,4)) # print(3 + a(3,4) print(3+7) print(10))
Python
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