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From: =?utf-8?q?Timo_R=C3=B6hling?= <roehling@debian.org>
Date: Sat, 18 Oct 2025 10:52:50 +0200
Subject: Make random numbers in documentation reproducible
Forwarded: https://github.com/numpy/numpy/pull/30023
---
doc/source/conf.py | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 6d9ecd5..5634e60 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -628,3 +628,18 @@ try_examples_global_warning_text = (
" report them on the"
" [NumPy issue tracker](https://github.com/numpy/numpy/issues)."
)
+
+
+# -----------------------------------------------------------------------------
+# Reproducible builds
+# -----------------------------------------------------------------------------
+
+# Seed the random number generators with a fixed value to make build results
+# reproducible. The actual seed does not matter as long as it is deterministic.
+
+# Seed legacy RNG
+numpy.random.seed(42)
+# Monkeypatch default_rng to return a deterministically seeded instance
+numpy.random.default_rng = \
+ lambda seed=None, actual_default_rng=numpy.random.default_rng: \
+ actual_default_rng(seed if seed is not None else 42)
|
