From ed45aa092a079672a2decb6718553c0bcdedb897 Mon Sep 17 00:00:00 2001
From: Ivan Mincik <ivan.mincik@gmail.com>
Date: Wed, 17 Sep 2025 14:56:07 +0200
Subject: [PATCH] python3Packages.cryptolyzer: remove python bytecode from
 package

Remove `__pycache__` directories:

```
./result/lib/python3.13/site-packages/tools/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/common/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/dnsrec/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/hassh/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/ssh/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/tls/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/ja3/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/httpx/__pycache__
./result/lib/python3.13/site-packages/cryptolyzer/__pycache__
```
---
 pkgs/development/python-modules/cryptolyzer/default.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pkgs/development/python-modules/cryptolyzer/default.nix b/pkgs/development/python-modules/cryptolyzer/default.nix
index 917990075ff0..c927696f8e90 100644
--- a/pkgs/development/python-modules/cryptolyzer/default.nix
+++ b/pkgs/development/python-modules/cryptolyzer/default.nix
@@ -59,6 +59,14 @@ buildPythonPackage rec {
   # Tests require networking
   doCheck = false;
 
+  postInstall = ''
+    find $out -name "__pycache__" -type d | xargs rm -rv
+
+    # Prevent creating more binary byte code later (e.g. during
+    # pythonImportsCheck)
+    export PYTHONDONTWRITEBYTECODE=1
+  '';
+
   pythonImportsCheck = [ "cryptolyzer" ];
 
   meta = {