gnu: python-networkx2: Remove variable.

* gnu/packages/python.scm (python-networkx2): Remove variable.
* gnu/packages/patches/python-networkx2-reproducible-build.patch: Remove
file.
* gnu/local.mk (dist_patch_DATA): Remove it.

gnu/local.mk

@@ -1080,7 +1080,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/python-cairocffi-dlopen-path.patch	\
   %D%/packages/patches/python-fix-tests.patch			\
   %D%/packages/patches/python2-larch-coverage-4.0a6-compatibility.patch \
-  %D%/packages/patches/python-networkx2-reproducible-build.patch	\
   %D%/packages/patches/python2-rdflib-drop-sparqlwrapper.patch	\
   %D%/packages/patches/python-scikit-learn-fix-test-non-determinism.patch	\
   %D%/packages/patches/python-configobj-setuptools.patch	\

gnu/packages/patches/python-networkx2-reproducible-build.patch

@@ -1,29 +0,0 @@
-From c065b972ed294769a41936d6b9feb336473af5d1 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?G=C3=A1bor=20Boskovits?= <boskovits@gmail.com>
-Date: Sat, 4 Nov 2017 15:28:47 +0100
-Subject: Fix SOURCE_DATE_EPOCH ignored bug (#2735)
-
-* Fix SOURCE_DATE_EPOCH ignored bug
-
-Fix a bug in networkx/release.py that makes build
-non-reproducible.
----
- networkx/release.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/networkx/release.py b/networkx/release.py
-index e81fc0c0..6322cf0d 100644
---- a/networkx/release.py
-+++ b/networkx/release.py
-@@ -135,7 +135,7 @@ def get_revision():
- 
- def get_info(dynamic=True):
-     # Date information
--    date_info = datetime.datetime.now()
-+    date_info = datetime.datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
-     date = time.asctime(date_info.timetuple())
- 
-     revision, version, version_info, vcs_info = None, None, None, None
--- 
-2.14.2
-

gnu/packages/python.scm

@@ -5208,25 +5208,6 @@ of the structure, dynamics, and functions of complex networks.")
 (define-public python2-networkx
   (package-with-python2 python-networkx))
 
-;; Define new package, because the current version of python-colormath does
-;; not build against 2.0.
-(define-public python-networkx2
-  (package (inherit python-networkx)
-    (name "python-networkx2")
-    (version "2.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (pypi-uri "networkx" version ".zip"))
-       (sha256
-        (base32
-         "1ajl2jp8qry9nyjzzkqpy0vmsr14d23z1qk7y0vr5iwjbpvzhpyd"))
-       (patches
-        (search-patches "python-networkx2-reproducible-build.patch"))))))
-
-(define-public python2-networkx2
-  (package-with-python2 python-networkx2))
-
 (define-public python-datrie
   (package
     (name "python-datrie")