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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 put(self, src, dst):
        '''Upload a file to HDFS

        This will take a file from the ``testfiles_path`` supplied in the constuctor.
        '''
        src = "%s%s" % (self._testfiles_path, src)
        return self._getStdOutCmd([self._hadoop_cmd, 'fs', '-put', src, self._full_hdfs_path(dst)], True)