code: def _make_binary(array):
      """
      bin = _make_binary(array)
      Returns (possibly a copy) of array as a boolean array
      """
      array = np.asanyarray(array)
      if array.dtype != bool:
          return array != 0
      return array
  
file_path: caer/caer/_internal.py
imports: import numpy
label_desc: Use image node_id 9 for calling a global function with example usage: _make_binary(array) and returns: array, unknown