07/12: gnu: Add python-spake2.

[guix-commits]

lfam pushed a commit to branch master
in repository guix.

commit fc681a18f52635e4bd1dbc9e962e57930f0c7ad3
Author: Leo Famulari <address@hidden>
Date:   Sun Feb 17 14:16:39 2019 -0500

    gnu: Add python-spake2.
    
    * gnu/packages/python-crypto.scm (python-spake2): New variable.
---
 gnu/packages/python-crypto.scm | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/gnu/packages/python-crypto.scm b/gnu/packages/python-crypto.scm
index 29e0ee5..6ca82cb 100644
--- a/gnu/packages/python-crypto.scm
+++ b/gnu/packages/python-crypto.scm
@@ -1016,3 +1016,23 @@ relevant RFCs too.")
     (description "This package provides a Python implementation of the HMAC Key
 Derivation function (HKDF) defined in RFC 5869.")
     (license license:bsd-2)))
+
+(define-public python-spake2
+  (package
+    (name "python-spake2")
+    (version "0.8")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "spake2" version))
+        (sha256
+         (base32
+          "1x16r7lrbklvfzbacb66qv9iiih6liq1y612dqh2chgf555n2yn1"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-hkdf" ,python-hkdf)))
+    (home-page "https://github.com/warner/python-spake2";)
+    (synopsis "SPAKE2 password-authenticated key exchange in Python")
+    (description "This package provides a Python implementation of the SPAKE2
+Password-Authenticated Key Exchange algorithm.")
+    (license license:expat)))