stepreporter: Add new StepLogger

Signed-off-by: Rouven Czerwinski <[email protected]>

labgrid/stepreporter.py

@@ -1,3 +1,5 @@
+from logging import getLogger
+
 from .step import steps
 
 
@@ -36,3 +38,27 @@ def notify(event):
  step = event.step
  indent = ' '*step.level
  print(f"{indent}{event}")
+
+
+class StepLogger:
+ instance = None
+
+ def __init__(self):
+ self.logger = getLogger("StepLogger")
+ steps.subscribe(self.notify)
+
+ @classmethod
+ def start(cls):
+ """starts the StepLogger"""
+ assert cls.instance is None
+ cls.instance = cls()
+
+ @classmethod
+ def stop(cls):
+ """stops the StepLogger"""
+ assert cls.instance is not None
+ steps.unsubscribe(cls.notify)
+ cls.instance = None
+
+ def notify(self, event):
+ self.logger.log(15, event)