gnu: psfex: Sort alphabetically.

* gnu/packages/astronomy.scm (psfex): Sort alphabetically.

Change-Id: I323fdc7b304079b326f99d2781cc4f5b144fa5d7

gnu/packages/astronomy.scm

@@ -631,6 +631,51 @@ applications of EyE include adaptive filtering, feature detection and cosmetic
 corrections.")
     (license license:cecill)))
 
+(define-public psfex
+  (package
+    (name "psfex")
+    (version "3.24.2")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/astromatic/psfex")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0ykgzyxnxjxqk6b8jng006wjilg4fqaxclpfn8plg6brk1qf39sn"))))
+    (build-system gnu-build-system)
+    (arguments
+     (list
+      #:configure-flags
+      #~(list "CPPFLAGS=-fcommon"
+              "--enable-openblas"
+              "--enable-plplot"
+              (string-append "--with-fftw-libdir="
+                             #$(this-package-input "fftw") "/lib")
+              (string-append "--with-fftw-incdir="
+                             #$(this-package-input "fftw") "/include")
+              (string-append "--with-openblas-libdir="
+                             #$(this-package-input "openblas") "/lib")
+              (string-append "--with-openblas-incdir="
+                             #$(this-package-input "openblas") "/include")
+              (string-append "--with-plplot-libdir="
+                             #$(this-package-input "plplot") "/lib")
+              (string-append "--with-plplot-incdir="
+                             #$(this-package-input "plplot") "/include"))))
+    (native-inputs
+     (list autoconf automake libtool pkg-config))
+    (inputs
+     (list openblas fftw fftwf plplot))
+    (home-page "https://www.astromatic.net/software/psfex/")
+    (synopsis "Astronomical PSF modelling and quality assessment")
+    (description
+     "@acronym{PSFEx, PSF Extractor} extracts models of the @acronym{PSF,
+Point Spread Function} from FITS images processed with SExtractor, and
+measures the quality of images.  The generated PSF models can be used for
+model-fitting photometry or morphological analyses.")
+    (license license:gpl3+)))
+
 (define-public python-aplpy
   (package
     (name "python-aplpy")
@@ -1289,51 +1334,6 @@ programs for the manipulation and analysis of astronomical data.")
 from Stark Labs.")
     (license license:bsd-3)))
 
-(define-public psfex
-  (package
-    (name "psfex")
-    (version "3.24.2")
-    (source
-     (origin
-       (method git-fetch)
-       (uri (git-reference
-             (url "https://github.com/astromatic/psfex")
-             (commit version)))
-       (file-name (git-file-name name version))
-       (sha256
-        (base32 "0ykgzyxnxjxqk6b8jng006wjilg4fqaxclpfn8plg6brk1qf39sn"))))
-    (build-system gnu-build-system)
-    (arguments
-     (list
-      #:configure-flags
-      #~(list "CPPFLAGS=-fcommon"
-              "--enable-openblas"
-              "--enable-plplot"
-              (string-append "--with-fftw-libdir="
-                             #$(this-package-input "fftw") "/lib")
-              (string-append "--with-fftw-incdir="
-                             #$(this-package-input "fftw") "/include")
-              (string-append "--with-openblas-libdir="
-                             #$(this-package-input "openblas") "/lib")
-              (string-append "--with-openblas-incdir="
-                             #$(this-package-input "openblas") "/include")
-              (string-append "--with-plplot-libdir="
-                             #$(this-package-input "plplot") "/lib")
-              (string-append "--with-plplot-incdir="
-                             #$(this-package-input "plplot") "/include"))))
-    (native-inputs
-     (list autoconf automake libtool pkg-config))
-    (inputs
-     (list openblas fftw fftwf plplot))
-    (home-page "https://www.astromatic.net/software/psfex/")
-    (synopsis "Astronomical PSF modelling and quality assessment")
-    (description
-     "@acronym{PSFEx, PSF Extractor} extracts models of the @acronym{PSF,
-Point Spread Function} from FITS images processed with SExtractor, and
-measures the quality of images.  The generated PSF models can be used for
-model-fitting photometry or morphological analyses.")
-    (license license:gpl3+)))
-
 (define-public sextractor
   (package
     (name "sextractor")