ADD: cv2 example

example/cv2/cv2_example.py

@@ -0,0 +1,23 @@
+"""
+Use `python cv_dump.py` to create json file.
+Uninstall opencv-python before running this script.
+"""
+
+import paker
+import logging
+import numpy as np
+
+file = "cv2.json"
+logging.basicConfig(level=logging.NOTSET)
+
+if __name__ == '__main__':
+    # read psutil code from json and load it using paker
+    with open(file, "r") as f:
+        with paker.load(f) as loader:
+            import cv2
+
+            black = np.zeros([200, 250, 1], dtype="uint8")
+            cv2.imshow("Black", black)
+
+            cv2.waitKey(0)
+            cv2.destroyAllWindows()

example/cv2/cv_dump.py

@@ -0,0 +1,10 @@
+"""
+Use this script to dump cv2 to JSON file.
+Make sure that opecv-python is installed.
+"""
+
+import cv2
+import paker
+
+with open("cv2.json", "w+") as f:
+    paker.dump(cv2, f)

example/dill/dill_example.py

@@ -24,7 +24,7 @@ class SerializableClass:
         print("Serialized object is {}".format(dilled))
         print("Deserialized object is {}".format(dill.loads(dilled)))
 
-    # import will throw error dill has been unloaded
+    # import will throw error
     try:
         import dill
     except ImportError as f: