mkPythonDerivation: let name default to ${pname}-${version}

orivej · FRidh · commit eb2e3bef0161 · 2018-01-14T16:19:45.000+01:00
(cherry picked from commit 78ed9da)
diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -8,7 +8,7 @@
 , ensureNewerSourcesHook
 }:
 
-{ name
+{ name ? "${attrs.pname}-${attrs.version}"
 
 # by default prefix `name` e.g. "python3.3-${name}"
 , namePrefix ? python.libPrefix + "-"
