old_contents: import pylandau
  # Check the integral of PDF ~ 1 with scipy numerical integration
  mu, eta, sigma, A = 10, 1, 3, 1
  from scipy import integrate
  y, err = integrate.quad(pylandau.get_landau_pdf, 0, 10000, args=(mu, eta))
  print 'Integral of Landau PDF:', y
  y, err = integrate.quad(pylandau.get_gauss_pdf, 0, 10000, args=(mu, sigma))
  print 'Integral of Gauss PDF:', y
  y, err = integrate.quad(pylandau.get_langau_pdf, -10000, 10000, args=(mu, eta, sigma))
  print 'Integral of Landau + Gauss (Langau) PDF:', y
new_contents: import pylandau
  # Check the integral of PDF ~ 1 with scipy numerical integration
  mu, eta, sigma, A = 10, 1, 3, 1
  from scipy import integrate
  y, err = integrate.quad(pylandau.get_landau_pdf, 0, 10000, args=(mu, eta))
  print('Integral of Landau PDF:', y)
  y, err = integrate.quad(pylandau.get_gauss_pdf, 0, 10000, args=(mu, sigma))
  print('Integral of Gauss PDF:', y)
  y, err = integrate.quad(pylandau.get_langau_pdf, -10000, 10000, args=(mu, eta, sigma))
  print('Integral of Landau + Gauss (Langau) PDF:', y)
  
subject: Fix print statements