Move activation_method default above start_threads

Author: basepi

elasticapm/base.py

@@ -109,6 +109,7 @@ def __init__(self, config=None, **inline):
  self._service_info = None
  # setting server_version here is mainly used for testing
  self.server_version = inline.pop("server_version", None)
+ self.activation_method = None
 
  self.check_python_version()
 
@@ -218,8 +219,6 @@ def __init__(self, config=None, **inline):
  if config.enabled:
  self.start_threads()
 
- self.activation_method = None
-
  # Save this Client object as the global CLIENT_SINGLETON
  set_client(self)