Drop SPARQLWrapper from the required install inputs under Python 2, as it
creates a circular dependency.

diff -u rdflib-4.1.2.alt/setup.py rdflib-4.1.2/setup.py
--- rdflib-4.1.2.alt/setup.py	2014-03-04 12:40:26.000000000 +0100
+++ rdflib-4.1.2/setup.py	2015-01-23 21:52:59.000000000 +0100
@@ -52,7 +52,7 @@
         kwargs['test_suite'] = "nose.collector"
         kwargs['install_requires'] = [
             'isodate',
-            'pyparsing', 'SPARQLWrapper']
+            'pyparsing']
 
         if sys.version_info[1]<7:  # Python 2.6
             kwargs['install_requires'].append('ordereddict')

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<tr><td><span title='2021-12-22 10:53:19 +0100'>2021-12-22</span></td><td><a href='/guix/commit/build-aux/test-env.in?id=9ebc9ca070a21ba0aeb3f61202a8071bb250ccc8'>tests: Move keys into ./tests/keys/ and add a third ed25519 key.</a><span class='msg-avail'>...</span></td><td>Attila Lendvai</td></tr>
<tr><td><span title='2021-04-20 12:13:16 +0200'>2021-04-20</span></td><td><a href='/guix/commit/build-aux/test-env.in?id=d95168321f4a9bf6857b598da0a183b45a868d54'>import: Remove Nix importer.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>