Long dict key with operators are oddly broken into multiple lines #3442
Description
Describe the style change
Examples in the current Black style
tests = [
(
BusinessHour(),
{
Timestamp("2014-07-04 15:00")
+ Nano(5): this_is_a_very_long_function("2014-07-04 16:00"),
Timestamp("2014-07-04 16:00")
+ Nano(5): this_is_a_very_long_function("2014-07-04 16:00"),
Timestamp("2014-07-04 16:00")
- Nano(5): this_is_a_very_long_function("2014-07-04 16:00"),
},
),
]Desired style
tests = [
(
BusinessHour(),
{
Timestamp("2014-07-04 15:00") + Nano(5): (
this_is_a_very_long_function("2014-07-04 16:00")
),
Timestamp("2014-07-04 16:00") + Nano(5): (
this_is_a_very_long_function("2014-07-04 16:00"),
),
Timestamp("2014-07-04 16:00") - Nano(5): (
this_is_a_very_long_function("2014-07-04 16:00")
),
},
),
]Additional context
This is an example found in #3440 while working on the dict value. I think the issue is that we don't treat : as a delimiter thus the "operators" are broken instead of :.