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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 write_fasta_file(self, outfile, force_rerun=False):
 """Write a FASTA file for the protein sequence, ``seq`` will now load directly from this file. Args: outfile (str):
 Path to new FASTA file to be written to force_rerun (bool):
 If an existing file should be overwritten """

        if ssbio.utils.force_rerun(flag=force_rerun, outfile=outfile):
            SeqIO.write(self, outfile, "fasta")

        # The Seq as it will now be dynamically loaded from the file
        self.sequence_path = outfile