KeyError: 'running' on report command

[askz]

Traceback (most recent call last):
  File "/usr/bin/accloudtant", line 28, in <module>
    cli()
  File "/usr/lib/python3.6/site-packages/click/core.py", line 722, in __call__
    return self.main(*args, **kwargs)
  File "/usr/lib/python3.6/site-packages/click/core.py", line 697, in main
    rv = self.invoke(ctx)
  File "/usr/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/lib/python3.6/site-packages/click/core.py", line 895, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/lib/python3.6/site-packages/click/core.py", line 535, in invoke
    return callback(*args, **kwargs)
  File "/usr/bin/accloudtant", line 25, in report
    logger.info(Reports(output_format=output))
  File "/usr/lib/python3.6/site-packages/accloudtant/aws/reports.py", line 71, in __init__
    self.find_reserved_instance()
  File "/usr/lib/python3.6/site-packages/accloudtant/aws/reports.py", line 101, in find_reserved_instance
    reserved_counters['not reserved'] = instances_counters['running']
KeyError: 'running'

Maybe you should use .get() instead of []