docs: def describe(name, region=None, key=None, keyid=None, profile=None):
      '''
      Describe a stack.
  
      .. versionadded:: 2015.8.0
  
      CLI Example:
  
      .. code-block:: bash
  
          salt myminion boto_cfn.describe mystack region=us-east-1
      '''
      conn = _get_conn(region=region, key=key, keyid=keyid, profile=profile)
  
      try:
          # Returns an object if stack exists else an exception
          r = conn.describe_stacks(name)
          if r:
              stack = r[0]
              log.debug('Found VPC: %s', stack.stack_id)
              keys = ('stack_id', 'description', 'stack_status', 'stack_status_reason', 'tags')
  
              ret = dict([(k, getattr(stack, k)) for k in keys if hasattr(stack, k)])
              o = getattr(stack, 'outputs')
              p = getattr(stack, 'parameters')
              outputs = {}
              parameters = {}
              for i in o:
                  outputs[i.key] = i.value
              ret['outputs'] = outputs
              for j in p:
                  parameters[j.key] = j.value
              ret['parameters'] = parameters
  
              return {'stack': ret}
  
          log.debug('Stack %s exists.', name)
          return True
      except BotoServerError as e:
          log.warning('Could not describe stack %s.\n%s', name, e)
          return False