44 lines
622 B
Python
44 lines
622 B
Python
# Basics
|
|
a, b = 1, 2
|
|
print(a, b)
|
|
a, b = (1, 2)
|
|
print(a, b)
|
|
(a, b) = 1, 2
|
|
print(a, b)
|
|
(a, b) = (1, 2)
|
|
print(a, b)
|
|
|
|
# Tuples/lists are optimized
|
|
a, b = [1, 2]
|
|
print(a, b)
|
|
[a, b] = 100, 200
|
|
print(a, b)
|
|
|
|
# optimised 3-way swap
|
|
a = 1
|
|
b = 2
|
|
c = 3
|
|
a, b, c = b, c, a
|
|
print(a, b, c)
|
|
|
|
try:
|
|
a, b, c = (1, 2)
|
|
except ValueError:
|
|
print("ValueError")
|
|
try:
|
|
a, b, c = [1, 2, 3, 4]
|
|
except ValueError:
|
|
print("ValueError")
|
|
|
|
# Generic iterable object
|
|
a, b, c = range(3)
|
|
print(a, b, c)
|
|
try:
|
|
a, b, c = range(2)
|
|
except ValueError:
|
|
print("ValueError")
|
|
try:
|
|
a, b, c = range(4)
|
|
except ValueError:
|
|
print("ValueError")
|