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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 __parse_domain_to_employer_stream(self, stream):
 """Parse domain to employer stream. Each line of the stream has to contain a domain and a organization, or employer, separated by tabs. Comment lines start with the hash character (#) Example: # Domains from domains.txt example.org Example example.com Example bitergia.com Bitergia libresoft.es LibreSoft example.org LibreSoft """

        if not stream:
            return

        f = self.__parse_domain_to_employer_line

        for o in self.__parse_stream(stream, f):
            org = o[0]
            dom = o[1]

            if org not in self.__raw_orgs:
                self.__raw_orgs[org] = []

            self.__raw_orgs[org].append(dom)