adds isclose checks to flaky geotests

- add geochecks to conftest
- uses isclose to check float values
- renamed check to assert_geo_is_close
- update_assert_is_geo_tests
- format with black

Signed-off-by: Jay Miller <kjaymiller@gmail.com>

tests/test_commands.py

@@ -25,6 +25,8 @@
     assert_geo_is_close,
     assert_resp_response,
     assert_resp_response_in,
+    assert_resp_response_isclose,
+    assert_geo_is_close,
     is_resp2_connection,
     skip_if_server_version_gte,
     skip_if_server_version_lt,
@@ -3952,6 +3954,7 @@ def test_georadius_store_dist(self, r):
     @skip_unless_arch_bits(64)
     @skip_if_server_version_lt("3.2.0")
     def test_georadiusmember(self, r):
+        """Checks that r.georadiusbymember can return point, distance, and coordinate data"""
         values = (2.1909389952632, 41.433791470673, "place1") + (
             2.1873744593677,
             41.406342043777,