@@ 15171,3 15171,31 @@ address is valid and really exists.")
(define-public python2-flex
(package-with-python2 python-flex))
+
+(define-public python-marshmallow
+ (package
+ (name "python-marshmallow")
+ (version "3.0.0b2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (pypi-uri "marshmallow" version))
+ (sha256
+ (base32
+ "11bnpvfdbczr74177p295zbkdrax2cahvbj5bqhhlprgz2xxi5d9"))))
+ (build-system python-build-system)
+ (propagated-inputs
+ `(("python-dateutil" ,python-dateutil)
+ ("python-simplejson" ,python-simplejson)))
+ (native-inputs
+ `(("python-pytest-3.0" ,python-pytest-3.0)
+ ("python-pytz" ,python-pytz)))
+ (home-page "https://github.com/marshmallow-code/marshmallow")
+ (synopsis "Convert complex datatypes to and from native
+Python datatypes.")
+ (description "@code{marshmallow} provides a library for converting
+complex datatypes to and from native Python datatypes.")
+ (license license:expat)))
+
+(define-public python2-marshmallow
+ (package-with-python2 python-marshmallow))