Add OTEL instrumentation for pymysql

Author: CaseyTa

cohd/app.py

@@ -11,6 +11,7 @@
 from opentelemetry.sdk.trace.export import BatchSpanProcessor
 from opentelemetry.exporter.jaeger.thrift import JaegerExporter
 from opentelemetry.instrumentation.requests import RequestsInstrumentor
+from opentelemetry.instrumentation.pymysql import PyMySQLInstrumentor
 
 #########
 # INITS #
@@ -74,4 +75,5 @@
 FlaskInstrumentor().instrument_app(app,
                                    excluded_urls=otel_excluded_urls)
 RequestsInstrumentor().instrument()
+PyMySQLInstrumentor().instrument()
 logging.info('Finished instrumenting app for OTEL')

requirements.txt

@@ -14,4 +14,5 @@ linkml-runtime<1.6.0
 opentelemetry-sdk
 opentelemetry-instrumentation-flask
 opentelemetry-exporter-jaeger
-opentelemetry-instrumentation-requests
+opentelemetry-instrumentation-requests
+opentelemetry-instrumentation-pymysql