Next step: When adding tk as an input to python, I get the followiing error. tcl in place of tk poses no problem; is there another variable named tk somewhere?
Backtrace: In srfi/srfi-1.scm: 578: 19 [map #<procedure 2bd4e10 at guix/packages.scm:796:30 (t-7629)> (# # # ...)] In guix/packages.scm: 655: 18 [expand-input # # # ...] 613: 17 [cache # # #<procedure thunk ()>] 862: 16 [thunk] 794: 15 [bag->derivation # # #] In srfi/srfi-1.scm: 576: 14 [map #<procedure 2bf93c0 at guix/packages.scm:796:30 (t-7629)> (# # # ...)] In guix/packages.scm: 655: 13 [expand-input # # # ...] 613: 12 [cache # # #<procedure thunk ()>] 862: 11 [thunk] 794: 10 [bag->derivation # # #] In srfi/srfi-1.scm: 578: 9 [map #<procedure 2bf91e0 at guix/packages.scm:796:30 (t-7629)> (# # # ...)] In guix/packages.scm: 670: 8 [expand-input # # # ...] In guix/monads.scm: 469: 7 [run-with-store # #<procedure 2cec1e0 at guix/gexp.scm:173:2 (store)> # ...] In guix/gexp.scm: 173: 6 [#<procedure 2bfae70 at guix/gexp.scm:173:2 (store)> #] 173: 5 [#<procedure 3e5d900 at guix/gexp.scm:173:2 (natives)> ()] 319: 4 [gexp->sexp #<gexp (begin # # #) 2bf9150> #:system "x86_64-linux" ...] In srfi/srfi-1.scm: 578: 3 [map #<procedure reference->sexp (ref #:optional native?)> #] In guix/gexp.scm: 312: 2 [reference->sexp (# # # # ...) #f] In srfi/srfi-1.scm: 578: 1 [map #<procedure 2bfae10 at guix/gexp.scm:313:24 (t-25791)> (# # # # ...)] In guix/gexp.scm: 287: 0 [reference->sexp # #f # ...] guix/gexp.scm:287:2: In procedure reference->sexp: guix/gexp.scm:287:2: Throw to key `vm-error' with args `(vm-run "VM: Stack overflow" ())'. Andreas