update docstrings

Author: macieyng

instrumentation/opentelemetry-instrumentation-asgi/src/opentelemetry/instrumentation/asgi/__init__.py

@@ -415,7 +415,8 @@ def set_status_code(span, status_code):
 
 
 def get_default_span_details(scope: dict) -> Tuple[str, dict]:
-    """Default implementation for get_default_span_details
+    """
+    Default span name is the HTTP method and URL path, or just the method.
     https://github.com/open-telemetry/opentelemetry-specification/pull/3165
     https://opentelemetry.io/docs/reference/specification/trace/semantic_conventions/http/#name
     

instrumentation/opentelemetry-instrumentation-asgi/tests/test_asgi_middleware.py

@@ -284,7 +284,6 @@ def update_expected_server(expected):
                     SpanAttributes.HTTP_URL: "http://0.0.0.0/",
                 }
             )
-            # TODO:self possibly update span name to just method
             return expected
 
         self.scope["server"] = None

instrumentation/opentelemetry-instrumentation-tornado/src/opentelemetry/instrumentation/tornado/__init__.py

@@ -455,6 +455,17 @@ def _get_attributes_from_request(request):
 
 
 def _get_default_span_name(request):
+    """
+    Default span name is the HTTP method and URL path, or just the method.
+    https://github.com/open-telemetry/opentelemetry-specification/pull/3165
+    https://opentelemetry.io/docs/reference/specification/trace/semantic_conventions/http/#name
+    
+    Args:
+        request: Tornado request object.
+    Returns:
+        Default span name.
+    """
+    
     path = request.path
     method = request.method
     if method and path:

instrumentation/opentelemetry-instrumentation-wsgi/src/opentelemetry/instrumentation/wsgi/__init__.py

@@ -441,7 +441,7 @@ def add_response_attributes(
 
 def get_default_span_name(environ):
     """
-    Default implementation for name_callback.
+    Default span name is the HTTP method and URL path, or just the method.
     https://github.com/open-telemetry/opentelemetry-specification/pull/3165
     https://opentelemetry.io/docs/reference/specification/trace/semantic_conventions/http/#name
     

instrumentation/opentelemetry-instrumentation-wsgi/tests/test_wsgi_middleware.py

@@ -284,7 +284,6 @@ def test_wsgi_metrics(self):
                             )
         self.assertTrue(number_data_point_seen and histogram_data_point_seen)
 
-    # Question: How often request method can be lost?
     def test_default_span_name_missing_path_info(self):
         """Test that default span_names with missing path info."""
         self.environ.pop("PATH_INFO")