unitest assertEquals to assertEqual (#4345)

* Fix issue #4334

* Update contributors files

* Alphabetical ordering

---------

Co-authored-by: Peter Cock <p.j.a.cock@googlemail.com>

CONTRIB.rst

@@ -41,6 +41,7 @@ please open an issue on GitHub or mention it on the mailing list.
 - Antonio Jesús Gálvez Muñoz <https://github.com/PyCreatine>
 - Anthony Bradley <https://github.com/abradle>
 - Antony Lee <https://github.com/anntzer>
+- Antonio Trande <https://github.com/sagitter>
 - Anuj Sharma <https://github.com/xulesc>
 - Ariel Aptekmann <https://github.com/aralap>
 - Arpan Sahoo <https://github.com/arpansahoo>

NEWS.rst

@@ -50,6 +50,7 @@ to the test suite.
 Many thanks to the Biopython developers and community for making this release
 possible, especially the following contributors:
 
+- Antonio Trande (first contribution)
 - Arpan Sahoo (first contribution)
 - Benedict Carling (first contribution)
 - Cam McMenamie (first contribution)

Tests/test_Entrez.py

@@ -126,7 +126,7 @@ def check_request_ids(testcase, params, expected):
     :type params: dict
     :param expected: Expected set of IDs, as colleciton of strings.
     """
-    testcase.assertEquals(len(params["id"]), 1)
+    testcase.assertEqual(len(params["id"]), 1)
     ids_str = params["id"][0]
     # Compare up to ordering
     testcase.assertCountEqual(ids_str.split(","), expected)