Revert D23878455: [Distributed] Adding Python tests for the TCPStore getNumKeys and deleteKey

Test Plan: revert-hammer

Differential Revision:
D23878455 (pytorch@cf808be)

Original commit changeset: 0a17ecf66b28

fbshipit-source-id: 93e60b23f66324e3e5266c45abb0cec295bb3d23

Author: Natalia Gimelshein

test/distributed/test_c10d.py

@@ -273,30 +273,6 @@ def test_address_already_in_use(self):
             store1 = c10d.TCPStore(addr, port, 1, True)  # noqa: F841
             store2 = c10d.TCPStore(addr, port, 1, True)  # noqa: F841
 
-    def _test_numkeys_delkeys(self, fs):
-        # We start off with one init key in the store to coordinate workers
-        self.assertEqual(fs.num_keys(), 1)
-        fs.add("key", 1)
-        fs.add("key", 2)
-        fs.add("key", 3)
-        fs.set("key0", "value0")
-        fs.add("key3", 1)
-        fs.set("key1", "value1")
-        self.assertEqual(fs.num_keys(), 5)
-        fs.delete_key("key")
-        self.assertEqual(fs.num_keys(), 4)
-        with self.assertRaises(RuntimeError):
-            fs.get("key")
-        fs.delete_key("key0")
-        fs.delete_key("key3")
-        self.assertEqual(fs.num_keys(), 2)
-        fs.set("key4", "value2")
-        self.assertEqual(fs.num_keys(), 3)
-        self.assertEqual(b"value1", fs.get("key1"))
-        self.assertEqual(b"value2", fs.get("key4"))
-
-    def test_numkeys_delkeys(self):
-        self._test_numkeys_delkeys(self._create_store())
 
 @skip_if_win32()
 class PrefixTCPStoreTest(TestCase, StoreTestBase):