Move pyramid otel instrumentation to BaseplateConfigurator (#952)

This moves the instrumentation logic to the initialization of the BaseplateConfigurator class instead of being an import side-effect.

Co-authored-by: Trevor Riles <[email protected]>

baseplate/frameworks/pyramid/__init__.py

@@ -38,8 +38,6 @@
 
 logger = logging.getLogger(__name__)
 
-PyramidInstrumentor().instrument()
-
 
 class SpanFinishingAppIterWrapper(Iterable):
     """Wrapper for Response.app_iter that finishes the span when the iterator is done.
@@ -354,6 +352,8 @@ def __init__(
         self.edge_context_factory = edge_context_factory
         self.header_trust_handler = header_trust_handler or StaticTrustHandler(trust_headers=False)
 
+        PyramidInstrumentor().instrument()
+
     def _on_application_created(self, event: pyramid.events.ApplicationCreated) -> None:
         # attach the baseplate object to the application the server gets
         event.app.baseplate = self.baseplate