Splits a numpy single column array into two columns (odd,even)then graphs each column separately on the same plot

numpySplitNPloy.py

import numpy as np
import matplotlib.pyplot as plt
"""
Divides a single column of a numpy array 
in odd and even rows. Then graphs the odd
rows and the even rows seperatley
"""
# Numpy array - single column
sc = np.load("s-Numy-plot.npy")
# Odd numbers of the single column
x = sc[0:][::2]
# Even numbers of the single column
y = sc[1:][::2]


#smooth = raw.reshape(10,178).mean(axis=1)
N = len(sc)
x1 = np.linspace(0, 1, N/2)
x2 = np.linspace(0, 1, N/2)
#x1 = np.linspace(0, 1, ss)
#x2 = np.linspace(0, 1, 178)

plt.plot(x1, y)
plt.plot(x2, x)
plt.show()