✨ feat(autoinstrumentation): prometheus expoter (#3138)

* ✨ feat(autoinstrumentation): prometheus expoter

promethues exporter used for python metrics

* 📃 docs(project): prometheus exporter

add python prometheus exporter enhancement

* 📃 docs(doc): changelog

Desc Python Automatic Instrumentation support for prometheus exporter

* remove issues's '#'  for CI

* Add Prometheus exporter to Python auto-instrumentation

* change issues

.chloggen/feat_python-prometheus-exporter.yaml

@@ -0,0 +1,16 @@
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. collector, target allocator, auto-instrumentation, opamp, github action)
+component: auto-instrumentation
+
+# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Add Prometheus exporter to Python auto-instrumentation
+
+# One or more tracking issues related to the change
+issues: [3122]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:

autoinstrumentation/python/requirements.txt

@@ -2,6 +2,7 @@ opentelemetry-distro==0.46b0
 # We don't use the distro[otlp] option which automatically includes exporters since gRPC is not appropriate for
 # injected auto-instrumentation, where it has a strict dependency on the OS / Python version the artifact is built for.
 opentelemetry-exporter-otlp-proto-http==1.25.0
+opentelemetry-exporter-prometheus==0.46b0
 
 opentelemetry-propagator-b3==1.25.0
 opentelemetry-propagator-jaeger==1.25.0