Inicializar una pitón de matriz 2D
x = [[foo for i in range(10)] for j in range(10)]
# x is now a 10x10 array of 'foo' (which can depend on i and j if you want)
Muddy Magpie
x = [[foo for i in range(10)] for j in range(10)]
# x is now a 10x10 array of 'foo' (which can depend on i and j if you want)>>> y = [['' for i in range(3)] for j in range(3)]
[['', '', ''], ['', '', ''], ['', '', '']]
>>> y[0][0]=1
>>> print(y)
[[1, '', ''], ['', '', ''], ['', '', '']]