gnu: Add python-publicsuffix.

* gnu/packages/python.scm (python-publicsuffix): New variable.
(python2-publicsuffix): New variable.

gnu/packages/python.scm

@@ -10135,3 +10135,30 @@ (define-public python2-schematics
       (native-inputs
        `(("python2-setuptools" ,python2-setuptools)
          ,@(package-native-inputs base))))))
+
+(define-public python-publicsuffix
+  (package
+    (name "python-publicsuffix")
+    (version "1.1.0")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "publicsuffix" version))
+              (sha256
+               (base32
+                "1adx520249z2cy7ykwjr1k190mn2888wqn9jf8qm27ly4qymjxxf"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f)) ; tests use the internet
+    (home-page "https://www.tablix.org/~avian/git/publicsuffix.git")
+    (synopsis "Get suffix for a domain name")
+    (description "Get a public suffix for a domain name using the Public Suffix
+List.")
+    (license license:expat)
+    (properties `((python2-variant . ,(delay python2-nltk))))))
+
+(define-public python2-publicsuffix
+  (let ((base (package-with-python2 (strip-python2-variant python-publicsuffix))))
+    (package (inherit base)
+      (native-inputs
+       `(("python2-setuptools" ,python2-setuptools)
+         ,@(package-native-inputs base))))))