addressing feedback

Author: toumorokoshi

examples/trace/server.py

@@ -14,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import json
-
 import flask
 import requests
 

opentelemetry-api/src/opentelemetry/trace/__init__.py

@@ -62,7 +62,6 @@
 """
 
 import enum
-import random
 import types as python_types
 import typing
 from contextlib import contextmanager

opentelemetry-api/tests/context/propagation/test_tracecontexthttptextformat.py

@@ -99,7 +99,6 @@ def test_invalid_trace_id(self):
             },
         )
         self.assertEqual(span_context, trace.INVALID_SPAN_CONTEXT)
-        self.assertNotEqual(span_context.span_id, "1234567890123456")
 
     def test_invalid_parent_id(self):
         """If the parent id is invalid, we must ignore the full traceparent header.
@@ -171,8 +170,7 @@ def test_propagate_invalid_context(self):
         self.assertFalse("traceparent" in output)
 
     def test_tracestate_empty_header(self):
-        """Do not propagate invalid trace context.
-        """
+        """Test tracestate with an additional empty header (should be ignored)"""
         span_context = FORMAT.extract(
             get_as_list,
             {