code: def get_min(x):
      v = np.amin(np.nanmin(x))
      if pd.isnull(v):
          return 0
      return float(v)
  
imports: import numpy
  import pandas
  from scipy import stats
  from sklearn import preprocessing
label_desc: Use image node_id 11 for calling the PreprocessingUtils obj's underlying member method code with example usage: obj.get_min(x) and returns: float, int