refactor

1/4.ipynb

@@ -83,7 +83,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.2"
+   "version": "3.12.3"
   }
  },
  "nbformat": 4,

1/5.py

@@ -1,9 +1,10 @@
 import cv2
 
-lenna = cv2.imread(r"src.jpg")
-print(type(lenna))
-cv2.namedWindow("Lena", cv2.WINDOW_AUTOSIZE)
-cv2.imshow("Lena", lenna)
-cv2.waitKey(0)
-cv2.destroyWindow("Lena")
-cv2.imwrite(r"1\imwrite.png", lenna, (cv2.IMWRITE_PNG_COMPRESSION, 5))
+if __name__ == "__main__":
+    lenna = cv2.imread(r"src.jpg")
+    print(type(lenna))
+    cv2.namedWindow("Lena", cv2.WINDOW_AUTOSIZE)
+    cv2.imshow("Lena", lenna)
+    cv2.waitKey(0)
+    cv2.destroyWindow("Lena")
+    cv2.imwrite(r"1\imwrite.png", lenna, (cv2.IMWRITE_PNG_COMPRESSION, 5))

1/6.py

@@ -1,9 +1,10 @@
 import cv2
 import matplotlib.pyplot as plt
 
-plt.rcParams["font.family"] = ["SimHei"]
-plt.rcParams["axes.unicode_minus"] = False
-img_BGR = cv2.imread(r"src.jpg")
-img_RGB = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2RGB)
-plt.imshow(img_RGB)
-plt.show()
+if __name__ == "__main__":
+    plt.rcParams["font.family"] = ["SimHei"]
+    plt.rcParams["axes.unicode_minus"] = False
+    img_BGR = cv2.imread(r"src.jpg")
+    img_RGB = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2RGB)
+    plt.imshow(img_RGB)
+    plt.show()

1/7.py

@@ -25,12 +25,13 @@ def histogram(image):
     return hist
 
 
-image0 = createBox()
-plt.figure()
-plt.subplot(1, 2, 1)
-plt.imshow(image0, vmin=0, vmax=255, cmap=plt.cm.gray)
-plt.title("idel image")
-image_hist0 = histogram(image0)
-plt.subplot(1, 2, 2)
-plt.bar(range(256), image_hist0)
-plt.show()
+if __name__ == "__main__":
+    image0 = createBox()
+    plt.figure()
+    plt.subplot(1, 2, 1)
+    plt.imshow(image0, vmin=0, vmax=255, cmap=plt.cm.gray)
+    plt.title("idel image")
+    image_hist0 = histogram(image0)
+    plt.subplot(1, 2, 2)
+    plt.bar(range(256), image_hist0)
+    plt.show()