misc: add pre-commit config (#637)

examples/usage/parallel_sample.py

@@ -2,6 +2,7 @@
 Usage:
 python3 parallel_sample.py
 """
+
 import sglang as sgl
 
 
@@ -12,7 +13,6 @@ def parallel_sample(s, question, n):
         "Reasoning: I need to use a calculator.\n"
         "Tool: calculator\n"
         "Answer: 6\n"
-
         "Question: Compute 3 + 2 + 2\n"
         "Reasoning: I will try a calculator.\n"
         "Tool: calculator\n"
@@ -27,13 +27,9 @@ def parallel_sample(s, question, n):
 
 
 sgl.set_default_backend(sgl.OpenAI("gpt-3.5-turbo-instruct"))
-#sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
+# sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
 
-state = parallel_sample.run(
-    question="Compute 5 + 2 + 4.",
-    n=5,
-    temperature=1.0
-)
+state = parallel_sample.run(question="Compute 5 + 2 + 4.", n=5, temperature=1.0)
 
 for i in range(5):
     obj = {