Add text map for enum attributes and use it for cpython.gc.generation

Author: xrmx

opentelemetry-semantic-conventions/src/opentelemetry/semconv/_incubating/attributes/cpython_attributes.py

@@ -21,7 +21,7 @@
 """
 
 
-class CpythonGcGenerationValues(Enum):
+class CPythonGCGenerationValues(Enum):
     GENERATION_0 = 0
     """Generation 0."""
     GENERATION_1 = 1

scripts/semconv/templates/registry/semantic_attributes.j2

@@ -58,7 +58,7 @@ from typing import Final
 {{prefix}}{{doc_string}}
 {% endfor %}
 
-{% for attribute in enum_attributes %}{%- set class_name = attribute.name | pascal_case ~ "Values" -%}
+{% for attribute in enum_attributes %}{%- set class_name = attribute.name | map_text("py_enum_attribute_to_class_name", attribute.name | pascal_case ~ "Values") -%}
 {%- if attribute is deprecated %}
 @deprecated(reason="The attribute {{attribute.name}} is deprecated - {{ c.comment_with_prefix(attribute.deprecated.note, "") }}")  # type: ignore
     {%- elif attribute.stability == "stable" and ctx.filter == "any" %}

scripts/semconv/templates/registry/weaver.yaml

@@ -49,4 +49,6 @@ text_maps:
     histogram: Histogram
     updowncounter: UpDownCounter
     gauge: ObservableGauge
-
+  # remember the Values suffix!
+  py_enum_attribute_to_class_name:
+    cpython.gc.generation: CPythonGCGenerationValues