import scipy
import pylab
import numpy as np
import matplotlib.pyplot as plt
from scipy.interpolate import griddata

data= np.loadtxt('scraper.csv', delimiter=',', skiprows=1, usecols=[1,2,3])

# extract xyz
x = data[:, 0]
y = data[:, 2]
z = data[:, 1]

# define grid
xi = np.linspace(12,96,100000)
yi = np.linspace(2500,50000,500)

# grid the data
zi = griddata((x, y), z, (xi[None,:], yi[:,None]), method='linear')

# contour the gridded data, plotting dots at the data points
CS = plt.contourf(xi,yi,zi,15,cmap=plt.cm.jet)
plt.colorbar() # draw colorbar
plt.show()