abhi9u@lemmy.world to

Technology@lemmy.worldEnglish · 1 year ago

Python Performance: Why 'if not list' is 2x Faster Than Using len()

blog.codingconfessions.com

197

Python Performance: Why 'if not list' is 2x Faster Than Using len()

blog.codingconfessions.com

abhi9u@lemmy.world to

Technology@lemmy.worldEnglish · 1 year ago

Discover why 'if not mylist' is twice as fast as 'len(mylist) == 0' by examining CPython's VM instructions and object memory access patterns.

Chat

Jerkface (any/all)@lemmy.ca
link
fedilink
English
arrow-up
5
arrow-down
2·
1 year ago
Alternatively, why wait twice as long for your python code to execute as you have to?

Technology@lemmy.world

technology@lemmy.world

You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: [email protected]

This is a most excellent place for technology news and articles.

Our Rules

Follow the lemmy.world rules.
Only tech related news or articles.
Be excellent to each other!
Mod approved content bots can post up to 10 articles per day.
Threads asking for personal tech support may be deleted.
Politics threads may be removed.
No memes allowed as posts, OK to post as comments.
Only approved bots from the list below, this includes using AI responses and summaries. To ask if your bot can be added please contact a mod.
Check for duplicates before posting, duplicates may be removed
Accounts 7 days and younger will have their posts automatically removed.

Approved Bots

Visibility: Public

This community can be federated to other instances and be posted/commented in by their users.

3.18K users / day
8.33K users / week
15.8K users / month
30.9K users / 6 months
1 local subscriber
83.6K subscribers
20K Posts
841K Comments
Modlog