I’ve recently hit a gotcha in Python. I’ve added a minimal example. Can somebody tell me what is happening?
a = [list()] * 3
print(a)
#[[], [], []]
a[0].append(1)
print(a)
#Out - [[1], [1], [1]]
#Expected - [[1],[],[]]
I’ve recently hit a gotcha in Python. I’ve added a minimal example. Can somebody tell me what is happening?
a = [list()] * 3
print(a)
#[[], [], []]
a[0].append(1)
print(a)
#Out - [[1], [1], [1]]
#Expected - [[1],[],[]]