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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 deps_tree(self):
 """Package dependencies image map file """

        dependencies = self.dependencies + [self.name]
        if self.repo == "sbo":
            for dep in dependencies:
                deps = Requires(flag="").sbo(dep)
                if dep not in self.deps_dict.values():
                    self.deps_dict[dep] = Utils().dimensional_list(deps)
        else:
            for dep in dependencies:
                deps = Dependencies(self.repo, self.black).binary(dep, flag="")
                if dep not in self.deps_dict.values():
                    self.deps_dict[dep] = Utils().dimensional_list(deps)