code: def get(self, key, default=None):
  		
  		if key in self._nodes: return self._nodes[key]
  		else: return default
docs: Get
  
  		Returns the node of a specific key from the parent
  
  		Arguments:
  			key {str} -- The key to get
  			default {mixed} Value to return if the key does not exist
  
  		Returns:
  			mixed