@abhi9u@lemmy.world to

Technology@lemmy.worldEnglish • 4 days ago

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

blog.codingconfessions.com

152

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

blog.codingconfessions.com

@abhi9u@lemmy.world to

Technology@lemmy.worldEnglish • 4 days 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

Sirber
link
fedilink
English
36•
edit-2
4 days ago
How does Python know if it’s my list or not?
- 2xsaiko
  link
  fedilink
  English
  21•4 days ago
  Telemetry
- @jj4211@lemmy.world
  link
  fedilink
  English
  1•3 days ago
  else: # not my list, it is ourlist
- @gargolito@lemm.ee
  link
  fedilink
  English
  1•3 days ago
  Python likes giving lists.

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: !technology@lemmy.world

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

3.53K users / day
6.47K users / week
12.1K users / month
24.4K users / 6 months
68.8K subscribers
10.9K Posts
250K Comments
Modlog