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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 compile_dependencies(self, sourcepath, include_self=False):
 """ Apply compile on all dependencies Args: sourcepath (string):
 Sass source path to compile to its destination using project settings. Keyword Arguments: include_self (bool):
 If ``True`` the given sourcepath is add to items to compile, else only its dependencies are compiled. """

        items = self.inspector.parents(sourcepath)

        # Also add the current event related path
        if include_self:
            items.add(sourcepath)

        return filter(None, [self.compile_source(item) for item in items])