<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def select_column(self, key, column, **kwargs):
 """ return a single column from the table. This is generally only useful to select an indexable Parameters key : object column: the column of interest Exceptions raises KeyError if the column is not found (or key is not a valid store) raises ValueError if the column can not be extracted individually (it is part of a data block) """

        return self.get_storer(key).read_column(column=column, **kwargs)