chore: add python example

Author: soulteary

example/openai-chat-completion.py

@@ -0,0 +1,18 @@
+from openai import OpenAI
+
+client = OpenAI(
+    api_key="your-key-or-input-something-as-you-like",
+    base_url="http://127.0.0.1:8080/v1"
+)
+
+chat_completion = client.chat.completions.create(
+    messages=[
+        {
+            "role": "user",
+            "content": "Say this is a test",
+        }
+    ],
+    model="gpt-3.5-turbo",
+)
+
+print(chat_completion)

example/openai-chat-stream.py

@@ -0,0 +1,14 @@
+from openai import OpenAI
+
+client = OpenAI(
+    api_key="your-key-or-input-something-as-you-like",
+    base_url="http://127.0.0.1:8080/v1"
+)
+
+stream = client.chat.completions.create(
+    model="gpt-4",
+    messages=[{"role": "user", "content": "Write a romantic poem and talk about League of Legends"}],
+    stream=True,
+)
+for chunk in stream:
+    print(chunk.choices[0].delta.content or "", end="")