data import

import numpy as np
import matplotlib.pyplot as plt
dd=150
width=6
height=6
data = np.genfromtxt("JW-313B-450.txt", unpack=True, delimiter='\t')
x=data[0,2:]
y=data[1:,0]
values = data[1:,2:]
plt.figure(figsize=(width,height),dpi=dd)
#print(x)
#print(y)
#print(values[3,3])
plt.imshow(values.T)
plt.show()