Add benchmarks for Ruby, Python and Clojure

Ruby is about the same speed as slets.  Clojure (babashka) and Python
are goddamn fast.  Python is 10 times as fast.  Clojure is twice as
slow as Python but that still outperforms Ruby and slsets.

1 files changed, 10 insertions, 0 deletions

diff --git a/benchmarks/benchmark.py b/benchmarks/benchmark.py
new file mode 100644
index 0000000..eae0e7c
--- /dev/null
+++ b/benchmarks/benchmark.py
@@ -0,0 +1,10 @@
+import sys
+
+size = int(sys.argv[1])
+
+myset1 = {f"x{i*1000}" for i in range(0, size)}
+myset2 = {f"x{i*1000+1}" for i in range(0, size)}
+
+res = None
+for i in range(0, 10000):
+    res = myset1 - myset2