From aa856d02b8018eab059d5a337f613692ac5d93fc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= Date: Tue, 16 Jul 2019 23:25:18 +0200 Subject: gnu: python-ipykernel: Record absolute file name of 'python'. * gnu/packages/python-xyz.scm (python-ipykernel)[arguments]: Add 'set-python-file-name' phase. --- gnu/packages/python-xyz.scm | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm index 5a89243dbc..9de8203264 100644 --- a/gnu/packages/python-xyz.scm +++ b/gnu/packages/python-xyz.scm @@ -5157,7 +5157,17 @@ installing @code{kernelspec}s for use with Jupyter frontends.") (lambda _ (setenv "HOME" "/tmp") (invoke "pytest" "-v") - #t))))) + #t)) + (add-after 'install 'set-python-file-name + (lambda* (#:key outputs #:allow-other-keys) + ;; Record the absolute file name of the 'python' executable in + ;; 'kernel.json'. + (let ((out (assoc-ref outputs "out"))) + (substitute* (string-append out "/share/jupyter" + "/kernels/python3/kernel.json") + (("\"python\"") + (string-append "\"" (which "python") "\""))) + #t)))))) (propagated-inputs `(("python-ipython" ,python-ipython) ;; imported at runtime during connect -- cgit v1.2.3