text: '''
  Created on 2017. 4. 5.
  
  @author: Byoungho Kang
  '''
  
  import numpy as np
  import matplotlib.pyplot as plt
  import matplotlib.image as image
  
  # 데이터준비
  x = np.arange(0, 6, 0.1) 
  y1 = np.sin(x)
  y2 = np.cos(x)
  print(x)
  print(y1)
  print(y2)
  
  # 그래프 그리기
  plt.plot(x, y1, label="sin")
  plt.plot(x, y2, linestyle="--", label="cos")
  plt.xlabel("x")
  plt.ylabel("y")
  plt.title("sin & cos")
  plt.legend()
  plt.show()
  
  # 이미지 표시하기
  img = image.imread("../resources/Scream.jpg")
  plt.imshow(img)
  plt.show()