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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 format_help(self, ctx, formatter):
 """Writes the help into the formatter if it exists. This calls into the following methods: - :meth:`format_usage` - :meth:`format_help_text` - :meth:`format_options` - :meth:`format_epilog` """

        self.format_usage(ctx, formatter)
        self.format_help_text(ctx, formatter)
        self.format_options(ctx, formatter)
        self.format_epilog(ctx, formatter)