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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 saveAsTextFile(self, path, compressionCodecClass=None):
 """ Save this RDD as a text file, using string representations of elements. @param path: path to text file @param compressionCodecClass: (None by default) string i.e. "org.apache.hadoop.io.compress.GzipCodec" '0\\n1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n' Empty lines are tolerated when saving to text files. '\\n\\n\\nbar\\nfoo\\n' Using compressionCodecClass u'bar\\nfoo\\n' """

        def func(split, iterator):
            for x in iterator:
                if not isinstance(x, (unicode, bytes)):
                    x = unicode(x)
                if isinstance(x, unicode):
                    x = x.encode("utf-8")
                yield x
        keyed = self.mapPartitionsWithIndex(func)
        keyed._bypass_serializer = True
        if compressionCodecClass:
            compressionCodec = self.ctx._jvm.java.lang.Class.forName(compressionCodecClass)
            keyed._jrdd.map(self.ctx._jvm.BytesToString()).saveAsTextFile(path, compressionCodec)
        else:
            keyed._jrdd.map(self.ctx._jvm.BytesToString()).saveAsTextFile(path)