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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get(self,str_name):
 """ return a column of data with the name str_name. Parameters str_name : string Is the name of the column as printed in the profilennn.data or lognnn.data file; get the available columns from self.cols (where you replace self with the name of your instance) """


        column_array = self.data[:,self.cols[str_name]-1].astype('float')
        return column_array