How to create a matrix without numPy in Python?

Question

Hello everyone. Am trying to create a matrix without each columns and lines arranged as well :
0.00 0.00 0.00
0.00 0.00 0.00
0.00 0.00 0.00
and all without numPy...
with my code I only managed to have this:
[[0.00, 0.00, 0.00] , [0.00, 0.00, etc..

If someone can help me, it would ne nice.
Thank you.

Answer 1

Alternatively:

for row in arr: print(*row)

(Python's so funny ^^)

Answer 2

for row in arr: print(row)

Answer 3

thank you very much for your hell