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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 _load_single_patient_kallisto(self, patient):
 """ Load Kallisto gene quantification given a patient Parameters patient : Patient Returns ------- data: Pandas dataframe Pandas dataframe of sample's Kallisto data columns include patient_id, target_id, length, eff_length, est_counts, tpm """

        data = pd.read_csv(patient.tumor_sample.kallisto_path, sep="\t")
        data["patient_id"] = patient.id
        return data