from matplotlib import pyplot as plt

dev_x = [25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35]

dev_y = [38496, 42000, 46752, 49320, 53200,
         56000, 62316, 64928, 67317, 68748, 73752]
py_dev_y = [45372, 48876, 53850, 57287, 63016,
            65998, 70003, 70000, 71496, 75370, 83640]

plt.plot(dev_x,dev_y,color='k',linestyle='--',marker='.',label='All Devs')
plt.plot(dev_x,py_dev_y,'b',marker='o',label='Python Devs')
plt.title('Median Salary (USD) by Age')
plt.xlabel('Age')
plt.ylabel('Salary (USD)')
plt.style.use('fivethirtyeight')
plt.legend()
plt.grid(True)
#plt.savefig('plot.png')
plt.show()