value=self['value']
if isinstance(value,list): result += " [value=list with %d elts]"%len(value)
elif isinstance(value,dict): result += " [value=dict with keys %s]"%value.keys()
else: result += " [value=%s: %s]"%(type(value).__name__,value)
else:
result += " [output=%s]"%self['output']
value=self['value']
if isinstance(value,list): result += " [value=list with %d elts]"%len(value)
elif isinstance(value,dict): result += " [value=dict with keys %s]"%value.keys()
else: result += " [value=%s: %s]"%(type(value).__name__,value)
else:
result += " [output=%s]"%self['output']