code: def mkdir(self, src, extra_args=[]):
          '''Create a directory'''
          return self._getStdOutCmd([self._hadoop_cmd, 'fs', '-mkdir'] + extra_args + [self._full_hdfs_path(src)], Truef mkdir(self, src, extra_args=[]):
          '''Create a directory'''
          return self._getStdOutCmd([self._hadoop_cmd, 'fs', '-mkdir'] + extra_args + [self._full_hdfs_path(src)], True)
docs: Create a directory