def get_dependencies(self, module):
        '''get_dependencies

        High-level api: Get dependency infomationa of a module.

        Parameters
        ----------

        module : `str`
            Module name that is inquired about.

        Returns
        -------

        tuple
            A tuple with two elements: a set of imports and a set of depends.
        '''

        imports = set()
        for m in list(filter(lambda i: i.get('id') == module,
                             self.dependencies.findall('./module'))):
            imports.update(set(i.get('module')
                               for i in m.findall('./imports/import')))
        depends = set()
        for m in self.dependencies.getchildren():
            if list(filter(lambda i: i.get('module') == module,
                           m.findall('./imports/import'))):
                depends.add(m.get('id'))
            if list(filter(lambda i: i.get('module') == module,
                           m.findall('./includes/include'))):
                depends.add(m.get('id'))
        return (imports, depends)