Skip to content

Update "Late Binding Closures" section of gotchas.rst #303

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kennethreitz merged 1 commit into from
Aug 15, 2013
Merged

Update "Late Binding Closures" section of gotchas.rst #303

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 10 additions & 0 deletions docs/writing/gotchas.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -166,6 +166,16 @@ its arguments by using a default arg like so:
def create_multipliers():
return [lambda x, i=i : i * x for i in range(5)]

Alternatively, you can use the functools.partial function:

.. code-block:: python

from functools import partial
from operator import mul

def create_multipliers():
return [partial(mul, i) for i in range(5)]

When the Gotcha Isn't a Gotcha
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Expand Down