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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_includes(self):
 """ Return an iterable sequence of FileInclusion objects that describe the sequence of inclusions in a translation unit. The first object in this sequence is always the input file. Note that this method will not recursively iterate over header files included through precompiled headers. """

        def visitor(fobj, lptr, depth, includes):
            if depth > 0:
                loc = lptr.contents
                includes.append(FileInclusion(loc.file, File(fobj), loc, depth))

        # Automatically adapt CIndex/ctype pointers to python objects
        includes = []
        conf.lib.clang_getInclusions(self,
                callbacks['translation_unit_includes'](visitor), includes)

        return iter(includes)