Update sampling_params.md

docs/sampling_params.md

@@ -84,9 +84,12 @@ response = requests.post(
 )
 
 prev = 0
-for chunk in response.iter_lines(decode_unicode=False, delimiter=b"\0"):
-    if chunk:
-        data = json.loads(chunk.decode())
+for chunk in response.iter_lines(decode_unicode=False):
+    chunk = chunk.decode("utf-8")
+    if chunk and chunk.startswith("data:"):
+        if chunk == "data: [DONE]":
+            break
+        data = json.loads(chunk[5:].strip("\n"))
         output = data["text"].strip()
         print(output[prev:], end="", flush=True)
         prev = len(output)