aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gnu/packages/astronomy.scm42
1 files changed, 42 insertions, 0 deletions
diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index 09ac9e0157..3d12a87f8a 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -48,6 +48,7 @@
#:use-module (gnu packages perl)
#:use-module (gnu packages pkg-config)
#:use-module (gnu packages pretty-print)
+ #:use-module (gnu packages python-check)
#:use-module (gnu packages python-crypto)
#:use-module (gnu packages python-science)
#:use-module (gnu packages python-xyz)
@@ -774,6 +775,47 @@ more.")
JPL ephemerides use to predict raw (x,y,z) planetary positions.")
(license license:expat)))
+(define-public python-pyerfa
+ (package
+ (name "python-pyerfa")
+ (version "1.7.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (pypi-uri "pyerfa" version))
+ (sha256
+ (base32 "1s78mdyrxha2jcckfs0wg5ynkf0pwh1bw9mmh99vprinxh9n4xri"))
+ (modules '((guix build utils)))
+ (snippet
+ '(begin
+ ;; Remove bundled submodule library.
+ (delete-file-recursively "liberfa")
+ #t))))
+ (build-system python-build-system)
+ (arguments
+ `(#:phases
+ (modify-phases %standard-phases
+ (add-before 'build 'use-system-liberfa
+ (lambda _
+ (setenv "PYERFA_USE_SYSTEM_LIBERFA" "1")
+ #t)))))
+ (native-inputs
+ `(("pytest" ,python-pytest)
+ ("setuptools-scm" ,python-setuptools-scm)
+ ("pytest-doctestplus" ,python-pytest-doctestplus)))
+ (inputs
+ `(("liberfa" ,erfa)
+ ("numpy" ,python-numpy)))
+ (home-page "https://github.com/liberfa/pyerfa")
+ (synopsis "Python bindings for ERFA")
+ (description
+ "PyERFA is the Python wrapper for the ERFA library (Essential
+Routines for Fundamental Astronomy), a C library containing key algorithms for
+astronomy, which is based on the SOFA library published by the International
+Astronomical Union (IAU). All C routines are wrapped as Numpy universal
+functions, so that they can be called with scalar or array inputs.")
+ (license license:bsd-3)))
+
(define-public python-skyfield
(package
(name "python-skyfield")