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import: pypi: Robustify latest-release.

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* guix/import/pypi.scm (latest-release): Check if pypi-fetch has
  failed. If so return #f, else construct the <upstream-source>.
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Mathieu Othacehe 2017-05-04 11:57:50 +02:00
parent db427602d8
commit 22fc581db3
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1 changed files with 12 additions and 9 deletions
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21
guix/import/pypi.scm
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@ -2,6 +2,7 @@
;;; Copyright © 2014 David Thompson <davet@gnu.org>
;;; Copyright © 2015 Cyril Roelandt <tipecaml@gmail.com>
;;; Copyright © 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@ -322,15 +323,17 @@ (define (pypi-url? url)
(define (latest-release package)
"Return an <upstream-source> for the latest release of PACKAGE."
(guard (c ((missing-source-error? c) #f))
(let* ((pypi-name (guix-package->pypi-name package))
(metadata (pypi-fetch pypi-name))
(version (assoc-ref* metadata "info" "version"))
(url (assoc-ref (latest-source-release metadata) "url")))
(upstream-source
(package (package-name package))
(version version)
(urls (list url))))))
(let* ((pypi-name (guix-package->pypi-name package))
(pypi-package (pypi-fetch pypi-name)))
(and pypi-package
(guard (c ((missing-source-error? c) #f))
(let* ((metadata pypi-package)
(version (assoc-ref* metadata "info" "version"))
(url (assoc-ref (latest-source-release metadata) "url")))
(upstream-source
(package (package-name package))
(version version)
(urls (list url))))))))
(define %pypi-updater
(upstream-updater