import: pypi: Return multiple values for unknown packages.

Partly fixes <https://bugs.gnu.org/44115>.

* guix/import/pypi.scm (pypi->guix-package): Return two values when
PROJECT is false.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
zimoun 2021-01-19 16:47:17 +01:00 committed by Ludovic Courtès
parent ebb03447f8
commit 434925379d
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@ -12,6 +12,7 @@
;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;; Copyright © 2021 Marius Bakke <marius@gnu.org>
;;; Copyright © 2022 Vivien Kraus <vivien@planete-kraus.eu>
;;; Copyright © 2021 Simon Tournier <zimon.toutoune@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@ -496,36 +497,37 @@ VERSION, SOURCE-URL, HOME-PAGE, SYNOPSIS, DESCRIPTION, and LICENSE."
(let* ((project (pypi-fetch package-name))
(info (and=> project pypi-project-info))
(version (or version (and=> project latest-version))))
(and project
(guard (c ((missing-source-error? c)
(let ((package (missing-source-error-package c)))
(raise
(apply
make-compound-condition
(formatted-message
(G_ "no source release for pypi package ~a ~a~%")
(project-info-name info) version)
(match (project-info-home-page info)
((or #f "") '())
(url
(list
(condition
(&fix-hint
(hint (format #f (G_ "This indicates that the
(if project
(guard (c ((missing-source-error? c)
(let ((package (missing-source-error-package c)))
(raise
(apply
make-compound-condition
(formatted-message
(G_ "no source release for pypi package ~a ~a~%")
(project-info-name info) version)
(match (project-info-home-page info)
((or #f "") '())
(url
(list
(condition
(&fix-hint
(hint (format #f (G_ "This indicates that the
package is available on PyPI, but only as a \"wheel\" containing binaries, not
source. To build it from source, refer to the upstream repository at
@uref{~a}.")
url))))))))))))
(make-pypi-sexp (project-info-name info) version
(and=> (source-release project version)
distribution-url)
(and=> (wheel-release project version)
distribution-url)
(project-info-home-page info)
(project-info-summary info)
(project-info-summary info)
(string->license
(project-info-license info)))))))))
url))))))))))))
(make-pypi-sexp (project-info-name info) version
(and=> (source-release project version)
distribution-url)
(and=> (wheel-release project version)
distribution-url)
(project-info-home-page info)
(project-info-summary info)
(project-info-summary info)
(string->license
(project-info-license info))))
(values #f '()))))))
(define* (pypi-recursive-import package-name #:optional version)
(recursive-import package-name