gnu: Add python-tornado-6.

* gnu/packages/python-web.scm (python-tornado-6): New variable.

1 files changed, 31 insertions, 0 deletions

diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index 0dba566a77..76a2c57701 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -869,6 +869,37 @@ connection to each user.")
     (license license:asl2.0)
     (properties `((python2-variant . ,(delay python2-tornado))))))
 
+(define-public python-tornado-6
+  (package
+    (name "python-tornado")
+    (version "6.0.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "tornado" version))
+       (sha256
+        (base32
+         "1p5n7sw4580pkybywg93p8ddqdj9lhhy72rzswfa801vlidx9qhg"))))
+    (build-system python-build-system)
+    (arguments
+     '(#:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda _
+             (invoke "python" "-m" "tornado.test.runtests")
+             #t)))))
+    (native-inputs
+     `(("python-certifi" ,python-certifi)))
+    (home-page "https://www.tornadoweb.org/")
+    (synopsis "Python web framework and asynchronous networking library")
+    (description
+     "Tornado is a Python web framework and asynchronous networking library,
+originally developed at FriendFeed.  By using non-blocking network I/O,
+Tornado can scale to tens of thousands of open connections, making it ideal
+for long polling, WebSockets, and other applications that require a long-lived
+connection to each user.")
+    (license license:asl2.0)))
+
 (define-public python2-tornado
   (let ((tornado (package-with-python2 (strip-python2-variant python-tornado))))
     (package (inherit tornado)