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GeezerVison is showing github.com — gh-138122: Update Tachyon dark theme colors by ivonastojanovic · Pull Request #142841 · python/cpython

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@ivonastojanovic

@ivonastojanovic ivonastojanovic commented Dec 16, 2025

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When we aligned the dark theme colors with the heatmap legend palette, the flamegraph became too gloomy. To improve clarity and contrast, we should use more muted colors for the heatmap and more vibrant colors for the flamegraph.

Flamegraph before:

image

Flamegraph now:

image
  • Issue: Implement PEP 799 – A dedicated profiling package for organizing Python profiling tools #138122

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@ivonastojanovic
Update Tachyon dark theme colors
cd54646 
When we aligned the dark theme colors with the heatmap legend
palette, the flamegraph became too gloomy. To improve clarity and
contrast, we should use more muted colors for the heatmap and more
vibrant colors for the flamegraph.
@ivonastojanovic
ivonastojanovic requested a review from pablogsal as a code owner December 16, 2025 20:33
@bedevere-app bedevere-app Bot added the awaiting review label Dec 16, 2025
@bedevere-app bedevere-app Bot mentioned this pull request Dec 16, 2025
Implement PEP 799 – A dedicated profiling package for organizing Python profiling tools #138122
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@ivonastojanovic ivonastojanovic added the skip news label Dec 16, 2025
pablogsal
pablogsal approved these changes Dec 16, 2025
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@bedevere-app bedevere-app Bot removed the awaiting review label Dec 16, 2025
@pablogsal

pablogsal commented Dec 16, 2025

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Much better!
ivonastojanovic reacted with rocket emoji
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@bedevere-app bedevere-app Bot added the awaiting merge label Dec 16, 2025
@pablogsal
pablogsal enabled auto-merge (squash) December 16, 2025 20:58
@pablogsal
pablogsal merged commit 8c87bcd into python:main Dec 16, 2025
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@bedevere-app bedevere-app Bot removed the awaiting merge label Dec 16, 2025
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@pablogsal pablogsal pablogsal approved these changes

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@ivonastojanovic @pablogsal
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