fix: change prefill to no_prefill

Author: terryyz

bigcodebench/generate.py

@@ -142,7 +142,7 @@ def run_codegen(
     tp: int = 1,
     instruction_prefix: str = "Please provide a self-contained Python script that solves the following problem in a markdown code block:",
     response_prefix: str ="Below is a Python script with a self-contained function that solves the problem and passes corresponding tests:",
-    prefill: bool = True,
+    no_prefill: bool = False,
     revision: str = "main",
     trust_remote_code: bool = False,
     tokenizer_name: str = None,
@@ -175,7 +175,7 @@ def run_codegen(
         reasoning_effort=reasoning_effort,
         instruction_prefix=instruction_prefix,
         response_prefix=response_prefix,
-        prefill=prefill,
+        prefill=not no_prefill,
         base_url=base_url,
         tp=tp,
         revision=revision,