gnu: python-pygit2: Update to 0.26.0.

* gnu/packages/python.scm (python-pygit2): Update to 0.26.0.
* gnu/packages/patches/python-pygit2-disable-network-tests.patch: Skip one
more test. Use unittest.skipIf instead of deleting sections.

gnu/packages/patches/python-pygit2-disable-network-tests.patch

@@ -1,64 +1,43 @@
 Disable tests trying to look up remote servers.
 
 diff --git a/test/test_credentials.py b/test/test_credentials.py
-index 92482d9..9a281e5 100644
 --- a/test/test_credentials.py
 +++ b/test/test_credentials.py
-@@ -68,39 +68,5 @@ class CredentialCreateTest(utils.NoRepoTestCase):
+@@ -68,6 +68,7 @@ class CredentialCreateTest(utils.NoRepoTestCase):
          self.assertEqual((username, None, None, None), cred.credential_tuple)
  
  
--class CredentialCallback(utils.RepoTestCase):
--    def test_callback(self):
--        class MyCallbacks(pygit2.RemoteCallbacks):
--            @staticmethod
--            def credentials(url, username, allowed):
--                self.assertTrue(allowed & GIT_CREDTYPE_USERPASS_PLAINTEXT)
--                raise Exception("I don't know the password")
--
--        url = "https://github.com/github/github"
--        remote = self.repo.create_remote("github", url)
--
--        self.assertRaises(Exception, lambda: remote.fetch(callbacks=MyCallbacks()))
--
--    def test_bad_cred_type(self):
--        class MyCallbacks(pygit2.RemoteCallbacks):
--            @staticmethod
--            def credentials(url, username, allowed):
--                self.assertTrue(allowed & GIT_CREDTYPE_USERPASS_PLAINTEXT)
--                return Keypair("git", "foo.pub", "foo", "sekkrit")
--
--        url = "https://github.com/github/github"
--        remote = self.repo.create_remote("github", url)
--        self.assertRaises(TypeError, lambda: remote.fetch(callbacks=MyCallbacks()))
--
--class CallableCredentialTest(utils.RepoTestCase):
--
--    def test_user_pass(self):
--        credentials = UserPass("libgit2", "libgit2")
--        callbacks = pygit2.RemoteCallbacks(credentials=credentials)
--
--        url = "https://bitbucket.org/libgit2/testgitrepository.git"
--        remote = self.repo.create_remote("bb", url)
--        remote.fetch(callbacks=callbacks)
--
- if __name__ == '__main__':
-     unittest.main()
++@unittest.skipIf(True, "network tests are not supported in Guix")
+ class CredentialCallback(utils.RepoTestCase):
+     def test_callback(self):
+         class MyCallbacks(pygit2.RemoteCallbacks):
+@@ -92,6 +93,7 @@ class CredentialCallback(utils.RepoTestCase):
+         remote = self.repo.create_remote("github", url)
+         self.assertRaises(TypeError, lambda: remote.fetch(callbacks=MyCallbacks()))
+ 
++@unittest.skipIf(True, "network tests are not supported in Guix")
+ class CallableCredentialTest(utils.RepoTestCase):
+ 
+     def test_user_pass(self):
 diff --git a/test/test_repository.py b/test/test_repository.py
-index cfdf01e..c0d8de4 100644
 --- a/test/test_repository.py
 +++ b/test/test_repository.py
-@@ -538,13 +538,6 @@ class CloneRepositoryTest(utils.NoRepoTestCase):
+@@ -573,6 +573,7 @@ class CloneRepositoryTest(utils.NoRepoTestCase):
          self.assertTrue('refs/remotes/custom_remote/master' in repo.listall_references())
          self.assertIsNotNone(repo.remotes["custom_remote"])
  
--    def test_clone_with_credentials(self):
--        repo = clone_repository(
--            "https://bitbucket.org/libgit2/testgitrepository.git",
--            self._temp_dir, callbacks=pygit2.RemoteCallbacks(credentials=pygit2.UserPass("libgit2", "libgit2")))
--
--        self.assertFalse(repo.is_empty)
--
-     def test_clone_with_checkout_branch(self):
-         # create a test case which isolates the remote
-         test_repo = clone_repository('./test/data/testrepo.git',
++    @unittest.skipIf(True, "network tests are not supported in Guix")
+     def test_clone_with_credentials(self):
+         repo = clone_repository(
+             "https://bitbucket.org/libgit2/testgitrepository.git",
+diff --git a/test/test_submodule.py b/test/test_submodule.py
+--- a/test/test_submodule.py
++++ b/test/test_submodule.py
+@@ -42,6 +42,7 @@ SUBM_PATH = 'submodule'
+ SUBM_URL = 'https://github.com/libgit2/pygit2'
+ SUBM_HEAD_SHA = '819cbff552e46ac4b8d10925cc422a30aa04e78e'
+ 
++@unittest.skipIf(True, "network tests are not supported in Guix")
+ class SubmoduleTest(utils.SubmoduleRepoTestCase):
+ 
+     def test_lookup_submodule(self):

gnu/packages/python.scm

@@ -3910,14 +3910,14 @@ association studies (GWAS) on extremely large data sets.")
 (define-public python-pygit2
   (package
     (name "python-pygit2")
-    (version "0.25.0")
+    (version "0.26.0")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "pygit2" version))
        (sha256
         (base32
-         "0wf5rp0fvrw7j3j18dvwjq6xqlbm611wd55aphrfpps0v1gxh3ny"))
+         "1cbc488ra3kg7r3qky17ms0szi3cda2d96qfkv1l9djsy9hnvw57"))
        (patches
         (search-patches "python-pygit2-disable-network-tests.patch"))))
     (build-system python-build-system)