A string subclass that provides easy access to misc
        symbol-related methods and information using shorthand.
        Refer to the `Instruments API <#instrument-api>`_
        for available methods and properties

        Call from within your strategy:
        ``instrument = self.get_instrument("SYMBOL")``

        :Parameters:
            symbol : string
                instrument symbol

def get_instrument(self, symbol):
        """
        A string subclass that provides easy access to misc
        symbol-related methods and information using shorthand.
        Refer to the `Instruments API <#instrument-api>`_
        for available methods and properties

        Call from within your strategy:
        ``instrument = self.get_instrument("SYMBOL")``

        :Parameters:
            symbol : string
                instrument symbol

        """
        instrument = Instrument(self.get_symbol(symbol))
        instrument._set_parent(self)
        instrument._set_windows(ticks=self.tick_window, bars=self.bar_window)

        return instrument