22.07.19 11:04, Kyle Stanley пише:
Serhiy Storchaka wrote:
Thank you. The majority of the code uses needle on the right. There are
just 6 places where it is on the left, and the half of them look
copy-pasted, and in one place the C code differs from the corresponding
Python implementation. There
Serhiy Storchaka wrote:
> Thank you. The majority of the code uses needle on the right. There are
> just 6 places where it is on the left, and the half of them look
> copy-pasted, and in one place the C code differs from the corresponding
> Python implementation. There is an order more places wh
20.07.19 18:26, Guido van Rossum пише:
In an ideal world, needle is on the right. Let's replace needle with a
constant: which of the following looks more natural?
for x in sequence:
if x == 5: return True
or
for x in sequence:
if 5 == x: return True
For me, 'x == 5' wins
FWIW, the bisect_left and bisect_right functions have different argument order
so that they can both use __lt__, making them consistent with sorting and with
the heapq functions.
Raymond
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There's also bisect_left and bisect_right which each do different things.
The bisect_left function puts the needle on the right while the
bisect_right function puts the needle on the left.
I've thought a bit about these scenarios as the author of Sorted Containers
but no user has ever raised an is
In an ideal world, needle is on the right. Let's replace needle with a
constant: which of the following looks more natural?
for x in sequence:
if x == 5: return True
or
for x in sequence:
if 5 == x: return True
For me, 'x == 5' wins with a huge margin. (There is a subculture of
