Add python benchmark

benching/python3.7/test.py

@@ -0,0 +1,8 @@
+def slow_fibo(n):
+    if n <= 1:
+        return 1
+    return slow_fibo(n - 1) + slow_fibo(n - 2)
+
+
+if __name__ == "__main__":
+    slow_fibo(35)