Add initialize_list_with_values snippet

This commit is contained in:
Angelos Chalaris
2019-08-20 14:12:06 +03:00
parent 5e65e3bc18
commit a3d9509dd8
2 changed files with 19 additions and 1 deletions

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@ -5,7 +5,7 @@ tags: list,intermediate
Initializes a 2D list of given width and height and value.
Use array comprehension and `range()` to generate `h` rows where each is a list with length `h`, initialized with `val`.
Use list comprehension and `range()` to generate `h` rows where each is a list with length `h`, initialized with `val`.
If `val` is not provided, default to `None`.
Explain briefly how the snippet works.

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@ -0,0 +1,18 @@
---
title: initialize_list_with_values
tags: list,beginner
---
Initializes and fills a list with the specified value.
Use list comprehension and `range()` to generate a list of length equal to `n`, filled with the desired values.
Omit `val` to use the default value of `0`.
```py
def initialize_list_with_values(n, val = 0):
return [val for x in range(n)]
```
```py
initialize_list_with_values(5, 2) # [2, 2, 2, 2, 2]
```