code: def _shape_3d(data):
      """True if array is 3D"""
      return len(np.shape(data)) == 3
  
file_path: impyute/impyute/ops/wrapper.py
imports: from functools import wraps
  import numpy
  from .None import error
  from .None import matrix
  from .None import util
label_desc: Use image node_id 7 for calling a global function with example usage: _shape_3d(data) and returns: unknown