gnu: Add python-readability-lxml.

* gnu/packages/python-xyz.scm (python-readability-lxml): New variable.

gnu/packages/python-xyz.scm

@@ -27967,6 +27967,38 @@ (define-public python-readability
 number of words, syllables, and sentences.")
     (license license:asl2.0)))
 
+(define-public python-readability-lxml
+  (package
+    (name "python-readability-lxml")
+    (version "0.8.1")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/buriy/python-readability")
+                    (commit (string-append "v" version))))
+              (sha256
+               (base32
+                "13nfy2v0pbbf62jn9qwgi489gg97hbb22q6w3f78mnvjxd2m19rh"))
+              (snippet
+               #~(begin (delete-file "readability/compat/two.py")))))
+    (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" "pytest" "-v" "tests/")))))))
+    (propagated-inputs (list python-chardet python-cssselect python-lxml))
+    (native-inputs (list python-timeout-decorator python-pytest))
+    (home-page "http://github.com/buriy/python-readability")
+    (synopsis "HTML to text parser")
+    (description
+     "This package provides classes and function that strip gratuitous markup
+from web pages to make them easier to read.")
+    (license license:asl2.0)))
+
 (define-public python-listparser
   (package
     (name "python-listparser")