Fix call example

examples/decorator/tests/example.py

@@ -0,0 +1,11 @@
+@Counter
+def say_hello():
+    print("hello")
+
+
+say_hello()
+say_hello()
+say_hello()
+say_hello()
+
+assert say_hello.count == 4

guide/src/class/call.md

@@ -21,7 +21,7 @@ An example crate containing this pyclass can be found [here](https://github.com/
 Python code:
 
 ```python
-{{#include ../../../examples/decorator/src/test.py}}
+{{#include ../../../examples/decorator/tests/example.py}}
 ```
 
 Output: