code: def _dot(x, y):
      return np.dot(x, y)
  
imports: import functools
  import importlib
  import importlib.resources
  import re
  import warnings
  from functools import lru_cache
  import matplotlib.pyplot
  import numpy
  from numpy import newaxis
  from .rcparams import rcParams
label_desc: Use image node_id 13 for calling a global function with example usage: _dot(x, y) and returns: np