'''

:param data: DATA FRAME style

:return: new discreted data

'''

import pandas as pd

from pandas import DataFrame

import numpy as np

thres_matrix=data.describe()

xlen=thres_matrix.shape[1]

ylen=thres_matrix.shape[0]

for i in xrange(data.shape[1]):

x=data.ix[:,i].values

for j,value in enumerate(x):

if value > round(thres_matrix.ix[6,i]):

x[j]=4

elif value >round(thres_matrix.ix[5,i]):

x[j]=3

elif value >round(thres_matrix.ix[4,i]):

x[j]=2

elif value >round(thres_matrix.ix[3,i]):

x[j]=1

else:

x[j]=0