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import: pypi: Allow imports of a specific version.
* guix/import/pypi.scm (latest-version): New procedure.
(latest-source-release): Rename to...
(source-release): ... this. Add 'version' parameter.
(latest-wheel-release): Rename to...
(wheel-release): ... this. Add 'version' parameter.
(pypi->guix-package): Honor 'version' parameter.
(pypi-recursive-import): Add 'version' parameter and honor it.
* guix/scripts/import/pypi.scm (guix-import-pypi): Expect a spec. Pass
it to 'package-name->name+version'. Pass the 'version' parameter.
* tests/pypi.scm ("pypi->guix-package, no wheel"): Exercise
the #:version parameter.
* doc/guix.texi (Invoking guix import): Document it.
This commit is contained in:
Ludovic Courtès
parent
650dcc18e7
commit
b20cd80ff1
4 changed files with 59 additions and 42 deletions
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@ -11723,13 +11723,19 @@ information, including package dependencies. For maximum efficiency, it
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is recommended to install the @command{unzip} utility, so that the
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importer can unzip Python wheels and gather data from them.
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The command below imports metadata for the @code{itsdangerous} Python
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package:
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The command below imports metadata for the latest version of the
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@code{itsdangerous} Python package:
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@example
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guix import pypi itsdangerous
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@end example
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You can also ask for a specific version:
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@example
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guix import pypi itsdangerous@@1.1.0
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@end example
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@table @code
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@item --recursive
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@itemx -r
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@ -128,27 +128,30 @@ (define-condition-type &missing-source-error &error
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missing-source-error?
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(package missing-source-error-package))
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(define (latest-source-release pypi-package)
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"Return the latest source release for PYPI-PACKAGE."
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(let ((releases (assoc-ref (pypi-project-releases pypi-package)
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(project-info-version
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(pypi-project-info pypi-package)))))
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(define (latest-version project)
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"Return the latest version of PROJECT, a <pypi-project> record."
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(project-info-version (pypi-project-info project)))
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(define* (source-release pypi-package
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#:optional (version (latest-version pypi-package)))
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"Return the source release of VERSION for PYPI-PACKAGE, a <pypi-project>
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record, by default the latest version."
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(let ((releases (or (assoc-ref (pypi-project-releases pypi-package) version)
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'())))
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(or (find (lambda (release)
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(string=? "sdist" (distribution-package-type release)))
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releases)
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(raise (condition (&missing-source-error
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(package pypi-package)))))))
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(define (latest-wheel-release pypi-package)
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(define* (wheel-release pypi-package
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#:optional (version (latest-version pypi-package)))
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"Return the url of the wheel for the latest release of pypi-package,
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or #f if there isn't any."
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(let ((releases (assoc-ref (pypi-project-releases pypi-package)
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(project-info-version
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(pypi-project-info pypi-package)))))
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(or (find (lambda (release)
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(string=? "bdist_wheel" (distribution-package-type release)))
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releases)
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#f)))
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(let ((releases (assoc-ref (pypi-project-releases pypi-package) version)))
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(find (lambda (release)
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(string=? "bdist_wheel" (distribution-package-type release)))
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releases)))
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(define (python->package-name name)
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"Given the NAME of a package on PyPI, return a Guix-compliant name for the
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@ -484,18 +487,17 @@ (define pypi->guix-package
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"Fetch the metadata for PACKAGE-NAME from pypi.org, and return the
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`package' s-expression corresponding to that package, or #f on failure."
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(let* ((project (pypi-fetch package-name))
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(info (and project (pypi-project-info project))))
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(info (and=> project pypi-project-info))
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(version (or version (and=> project latest-version))))
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(and project
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(guard (c ((missing-source-error? c)
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(let ((package (missing-source-error-package c)))
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(leave (G_ "no source release for pypi package ~a ~a~%")
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(project-info-name info)
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(project-info-version info)))))
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(make-pypi-sexp (project-info-name info)
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(project-info-version info)
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(and=> (latest-source-release project)
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(project-info-name info) version))))
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(make-pypi-sexp (project-info-name info) version
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(and=> (source-release project version)
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distribution-url)
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(and=> (latest-wheel-release project)
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(and=> (wheel-release project version)
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distribution-url)
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(project-info-home-page info)
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(project-info-summary info)
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@ -503,8 +505,9 @@ (define pypi->guix-package
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(string->license
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(project-info-license info)))))))))
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(define (pypi-recursive-import package-name)
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(define* (pypi-recursive-import package-name #:optional version)
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(recursive-import package-name
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#:version version
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#:repo->guix-package pypi->guix-package
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#:guix-name python->package-name))
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@ -538,7 +541,7 @@ (define (latest-release package)
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(let* ((info (pypi-project-info pypi-package))
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(version (project-info-version info))
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(url (distribution-url
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(latest-source-release pypi-package))))
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(source-release pypi-package))))
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(upstream-source
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(urls (list url))
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(input-changes
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@ -27,6 +27,7 @@ (define-module (guix scripts import pypi)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-37)
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#:use-module (srfi srfi-71)
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#:use-module (ice-9 match)
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#:use-module (ice-9 format)
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#:export (guix-import-pypi))
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@ -83,21 +84,22 @@ (define (parse-options)
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(_ #f))
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(reverse opts))))
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(match args
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((package-name)
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(if (assoc-ref opts 'recursive)
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;; Recursive import
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(map (match-lambda
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((and ('package ('name name) . rest) pkg)
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`(define-public ,(string->symbol name)
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,pkg))
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(_ #f))
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(pypi-recursive-import package-name))
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;; Single import
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(let ((sexp (pypi->guix-package package-name)))
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(unless sexp
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(leave (G_ "failed to download meta-data for package '~a'~%")
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package-name))
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sexp)))
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((spec)
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(let ((name version (package-name->name+version spec)))
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(if (assoc-ref opts 'recursive)
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;; Recursive import
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(map (match-lambda
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((and ('package ('name name) . rest) pkg)
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`(define-public ,(string->symbol name)
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,pkg))
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(_ #f))
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(pypi-recursive-import name version))
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;; Single import
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(let ((sexp (pypi->guix-package name #:version version)))
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(unless sexp
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(leave (G_ "failed to download meta-data for package '~a'~%")
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name))
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sexp))))
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(()
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(leave (G_ "too few arguments~%")))
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((many ...)
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@ -260,9 +260,15 @@ (define test-metadata-with-extras-jedi "\
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('synopsis "summary")
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('description "summary")
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('license 'license:lgpl2.0))
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(string=? (bytevector->nix-base32-string
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test-source-hash)
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hash))
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(and (string=? (bytevector->nix-base32-string
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test-source-hash)
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hash)
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(equal? (pypi->guix-package "foo" #:version "1.0.0")
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(pypi->guix-package "foo"))
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(catch 'quit
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(lambda ()
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(pypi->guix-package "foo" #:version "42"))
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(const #t))))
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(x
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(pk 'fail x #f))))))
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