'Store a variable into the storage.
:param int start: The beginning address of the variable.
:param variable: The variable to store.
:param bool overwrite: Whether existing variables should be overwritten or not.
:return: None'

def _store(self, start, variable, overwrite=False):

    loc_and_var = LocationAndVariable(start, variable)
    self.__store(loc_and_var, overwrite=overwrite)
