X_cord=int(raw_input("Enter the x-coordinate"))
Y_cord=int(raw_input("Enter the y-coordinate"))

import matplotlib.pyplot as plt # I include a module which contains the plotting functionality I need: https://docs.python.org/2/tutorial/modules.html
plt.plot(X_cord,   # here go the X coordinates
         Y_cord,   # here go the Y coordinates
         marker='x', # as I'm plotting only one point here, I'd like to make it extra visible
         markersize=10 # by choosing a nice marker shape ('x') and large size
         )
plt.show() # this shows the current plot in a pop-up window

plt.savefig("my_first_plot.pdf", bbox_inches='tight')
plt.close()

X_cord = float( X_cord )
Y_cord = float( Y_cord )
plt.scatter( X_cord, Y_cord )
plt.show()