samples: fix python samples compatibility with demo.py

2019-03-19 21:03:58 +03:00
parent f4c2c4412b
commit 04fad57fc1
48 changed files with 678 additions and 403 deletions
@@ -18,8 +18,8 @@ Abid Rahman 3/14/12 debug Gary Bradski
 # Python 2/3 compatibility
 from __future__ import print_function

-import cv2 as cv
 import numpy as np
+import cv2 as cv

 bins = np.arange(256).reshape(256,1)

@@ -53,8 +53,7 @@ def hist_lines(im):
    return y


-if __name__ == '__main__':
-
+def main():
    import sys

    if len(sys.argv)>1:
@@ -116,4 +115,11 @@ if __name__ == '__main__':
            print('ESC')
            cv.destroyAllWindows()
            break
+
+    print('Done')
+
+
+if __name__ == '__main__':
+    print(__doc__)
+    main()
    cv.destroyAllWindows()