code: def ensure_float_array(X: np.ndarray) -> np.ndarray:
      return X.astype(float)
  
imports: from operator import gt, le
  from typing import Any, List, Optional, Union
  import numpy
  import pandas
  from .errors import NoSplittableVariableException
  from .splitcondition import SplitCondition
label_desc: Use image node_id 3 for calling a global function with example usage: ensure_float_array(X) and returns: X