class_docstr: Execution style representing an order to be executed at a price equal to or
  better than a specified limit price.
docstr: Store the given price.
docstr_tok: ["Store","the","given","price","."]
code: def __init__(self, limit_price, exchange=None):
      """
      Store the given price.
      """
  
      check_stoplimit_prices(limit_price, "limit")
  
      self.limit_price = limit_price
      self._exchange = exchange
  
imports: import abc
  from numpy import isfinite
  from six import with_metaclass
  from catalyst.errors import BadOrderParameters
label_desc: Use image node_id 1 to create a new LimitOrder object from inherited base classes: ExecutionStyle with example: obj = LimitOrder(limit_price, exchange)