list with n empty code example
Example 1: create a list of a certain length python
# 2.X only. Use list(range(10)) in 3.X.
>>> l = range(10)
>>> l
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
Example 2: initialize empty list python
l = [] # l is the empty list