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authorFrederik Rietdijk <fridh@fridh.nl>2016-12-03 13:04:52 +0100
committerFrederik Rietdijk <fridh@fridh.nl>2016-12-05 10:29:22 +0100
commit42bad32e130378428647d88d6809f23591b85606 (patch)
tree63222daf45af3bbf50dad32b4fc380794b55e852 /pkgs/development/interpreters/python/mk-python-derivation.nix
parentc6a7d8e10f1e04ccef93d51459697c4b0a3a8f66 (diff)
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buildPythonPackage: refactor
Diffstat (limited to 'pkgs/development/interpreters/python/mk-python-derivation.nix')
-rw-r--r--pkgs/development/interpreters/python/mk-python-derivation.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 0f798c63e8f..c8fedaf75fc 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -57,6 +57,10 @@ python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled"] // {
 
   inherit pythonPath;
 
+  # patch python interpreter to write null timestamps when compiling python files
+  # this way python doesn't try to update them when we freeze timestamps in nix store
+  DETERMINISTIC_BUILD=1;
+
   buildInputs = [ wrapPython ] ++ buildInputs ++ pythonPath
     ++ [ (ensureNewerSourcesHook { year = "1980"; }) ]
     ++ (lib.optional (lib.hasSuffix "zip" attrs.src.name or "") unzip)