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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_subsequencesinsertion(cls, subsequences, indent) -> str: """Return the insertion string required for the given group of sequences. <element name="fluxes" minOccurs="0"> <complexType> <sequence> <element name="tmean" minOccurs="0"/> <element name="tc" minOccurs="0"/> <element name="qt" minOccurs="0"/> </sequence> </complexType> </element> """

        blanks = ' ' * (indent*4)
        lines = [f'{blanks}<element name="{subsequences.name}"',
                 f'{blanks}         minOccurs="0">',
                 f'{blanks}    <complexType>',
                 f'{blanks}        <sequence>']
        for sequence in subsequences:
            lines.append(cls.get_sequenceinsertion(sequence, indent + 3))
        lines.extend([f'{blanks}        </sequence>',
                      f'{blanks}    </complexType>',
                      f'{blanks}</element>'])
        return '\n'.join(lines)