code: def is_row_vector(x):
      return len(x.shape) == 1
  
imports: from copy import copy
  from inspect import signature, _empty
  import re
  from collections.abc import Iterable
  from collections import defaultdict
  from itertools import product
  from six import string_types
label_desc: Use image node_id 7 for calling a global function with example usage: is_row_vector(x) and returns: unknown