gnu: Add python-cma.

* gnu/packages/machine-learning.scm (python-cma): New variable.

gnu/packages/machine-learning.scm

@@ -15,7 +15,7 @@
 ;;; Copyright © 2019 Brett Gilio <brettg@gnu.org>
 ;;; Copyright © 2020 Konrad Hinsen <konrad.hinsen@fastmail.net>
 ;;; Copyright © 2020 Edouard Klein <edk@beaver-labs.com>
-;;; Copyright © 2020, 2021, 2022 Vinicius Monego <monego@posteo.net>
+;;; Copyright © 2020, 2021, 2022, 2023 Vinicius Monego <monego@posteo.net>
 ;;; Copyright © 2020, 2021, 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -1400,6 +1400,31 @@ (define-public python-cleanlab-1
     (native-inputs
      (list python-pytest))))
 
+(define-public python-cma
+  (package
+    (name "python-cma")
+    (version "3.3.0")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "cma" version))
+              (sha256
+               (base32
+                "1v31b2vnnr4v6ack7zfmw7zb47vbzjr9nyvx2lbfhyjf7zhbhj5p"))))
+    (build-system python-build-system)
+    (arguments
+     (list #:phases #~(modify-phases %standard-phases
+                        (replace 'check
+                          (lambda* (#:key tests? #:allow-other-keys)
+                            (when tests?
+                              (invoke "python" "-m" "cma.test")))))))
+    (propagated-inputs (list python-numpy))
+    (home-page "https://github.com/CMA-ES/pycma")
+    (synopsis "Python implementation of CMA-ES")
+    (description "This package provides a Python implementation of the
+@acronym{CMA-ES, Covariance Matrix Adaptation Evolution Strategy} algorithm
+and a few related numerical optimization tools.")
+    (license license:bsd-3)))
+
 (define-public python-cmaes
   (package
     (name "python-cmaes")