def read_data(self, file_name, col_from, col_to):
RawData = DataFrame(excel.read_excel("../Data/" + file_name + '.xlsx'))
NumericData = RawData.rx(True, IntVector(range(col_from, col_to + 1)))
MetaData = RawData.rx(True, col_from - 1)[0]
RawData._set_rownames(IntVector(range(1, len(MetaData) + 1)))
self.file_name = file_name
self.raw_data = RawData
#print(self.raw_data)
self.numeric_data = NumericData
self.metadata = r_base.factor(MetaData)
self.metadata_list = list(MetaData)
self.metabolite_list = list(self.raw_data.names)[1:]
self.make_metabolite_dict()
