From 71e5534ac5aad2ca6445e22b906c94106b7d130e Mon Sep 17 00:00:00 2001
From: Ivan Mincik <ivan.mincik@gmail.com>
Date: Wed, 17 Sep 2025 14:28:28 +0200
Subject: [PATCH] python3Packages.cryptoparser: remove python bytecode from
 package

Remove `__pycache__` directories:

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

diff --git a/pkgs/development/python-modules/cryptoparser/default.nix b/pkgs/development/python-modules/cryptoparser/default.nix
index ad87757592ee..3535b79d30d1 100644
--- a/pkgs/development/python-modules/cryptoparser/default.nix
+++ b/pkgs/development/python-modules/cryptoparser/default.nix
@@ -42,6 +42,14 @@ buildPythonPackage rec {
     urllib3
   ];
 
+  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 = [ "cryptoparser" ];
 
   meta = with lib; {