Fix lint issue. Add comment

Author: DylanRussell

exporter/opentelemetry-exporter-otlp-proto-common/src/opentelemetry/exporter/otlp/proto/common/_internal/__init__.py

@@ -63,6 +63,7 @@ def filter(self, record):
         if current_log != getattr(self, "last_log", None):
             self.last_log = current_log
             return True
+        # False means python's `logging` module will no longer process this log.
         return False
 
 

exporter/opentelemetry-exporter-otlp-proto-common/tests/test_common.py

@@ -7,7 +7,7 @@
 
 
 class TestCommonFuncs(unittest.TestCase):
-    def test_duplicate_logs_filter_Works(self):
+    def test_duplicate_logs_filter_works(self):
         test_logger = logging.getLogger("testLogger")
         test_logger.addFilter(DuplicateFilter())
         with self.assertLogs("testLogger") as cm: