gnu: python-gpy: Update to 1.13.2.

* gnu/packages/python-science.scm (python-gpy): Update to
1.13.2. Fix build and refresh package style.
[native-inputs]: Add python-setuptools and python-wheel.

Change-Id: I446821dace8cc9c99543f0940e400ca4fc081b08

gnu/packages/python-science.scm

@@ -3754,18 +3754,18 @@ for parameterized model creation and handling.  Its features include:
 (define-public python-gpy
   (package
     (name "python-gpy")
-    (version "1.13.1")
+    (version "1.13.2")
-    (source (origin
+    (source
+     (origin
        (method url-fetch)
        (uri (pypi-uri "GPy" version))
        (sha256
-               (base32
+        (base32 "083rl8nr4nmmr1pzn0g8gsc4wi9dnhj3jjhkwsssadm5vns5d0m3"))))
-                "05d1ry4jpp0srsrmp3qd6s0p2bjc4c0z99450pzdr79vagbfvlk4"))))
     (build-system pyproject-build-system)
     (arguments
      (list
       #:phases
-      '(modify-phases %standard-phases
+      #~(modify-phases %standard-phases
           (add-after 'unpack 'compatibility
             (lambda _
               ;; This file uses Python 2 statements
@@ -3780,9 +3780,17 @@ for parameterized model creation and handling.  Its features include:
                 (("sp\\.poly1d") "np.poly1d")
                 (("sp\\.roots") "np.roots")))))))
     (native-inputs
-     (list python-cython python-matplotlib python-pods python-pytest))
+     (list python-cython
+           python-matplotlib
+           python-pods
+           python-pytest
+           python-setuptools
+           python-wheel))
     (propagated-inputs
-     (list python-numpy python-paramz python-scipy python-six))
+     (list python-numpy
+           python-paramz
+           python-scipy
+           python-six))
     (home-page "https://sheffieldml.github.io/GPy/")
     (synopsis "The Gaussian Process Toolbox")
     (description