Update proth_number.py

Rohanrbharadwaj · web-flow · commit 882a12ce7105 · 2021-11-07T19:13:15.000+05:30
diff --git a/maths/proth_number.py b/maths/proth_number.py
@@ -58,6 +58,9 @@ def proth(number: int) -> int:
 
 
 if __name__ == "__main__":
+    import doctest
+    doctest.testmod()
+
     for number in range(11):
         value = 0
         try:
