code: def array_min2d(x):
      x = np.array(x)
      if x.ndim >= 2:
          return x
      return x.reshape(-1, 1)
  
file_path: baselines/baselines/ddpg/memory.py
imports: import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: array_min2d(x) and returns: x, x