further updates

docs/examples/basic_meter/calling_conventions.py

@@ -66,7 +66,7 @@
 
 print("Updating using a bound instrument...")
 # You can record metrics with bound metric instruments. Bound metric
-# instruments are created by passing in a labelset. A bound metric instrument
+# instruments are created by passing in labels. A bound metric instrument
 # is essentially metric data that corresponds to a specific set of labels.
 # Therefore, getting a bound metric instrument using the same set of labels
 # will yield the same bound metric instrument.

opentelemetry-sdk/tests/metrics/test_metrics.py

@@ -247,10 +247,10 @@ class TestMetric(unittest.TestCase):
     def test_bind(self):
         meter = metrics.MeterProvider().get_meter(__name__)
         metric_types = [metrics.Counter, metrics.Measure]
+        labels = {"key": "value"}
+        key_labels = tuple(sorted(labels.items()))
         for _type in metric_types:
             metric = _type("name", "desc", "unit", int, meter, ("key",))
-            labels = {"key": "value"}
-            key_labels = tuple(sorted(labels.items()))
             bound_instrument = metric.bind(labels)
             self.assertEqual(
                 metric.bound_instruments.get(key_labels), bound_instrument