Enhance completions benchmark generator to extract words from a fallback Perl copyright file

workers/openai/worker.py

@@ -1,5 +1,6 @@
 import random
 import os
+import re
 
 from vastai import Worker, WorkerConfig, HandlerConfig, LogActionConfig, BenchmarkConfig
 
@@ -22,9 +23,14 @@ def completions_benchmark_generator() -> dict:
 
     WORD_LIST = []
 
+    # Try to load from perl copyright file first
+    try:
+        with open("/usr/share/doc/perl/copyright", 'r') as f:
+            source_code = f.read()
+            WORD_LIST = re.findall(r'\b\w+\b', source_code)
+    except (FileNotFoundError, IOError):
+        # Fallback to loading from python file
         with open(__file__, 'r') as f:
-        # Use regex to extract words from the source code
-        import re
             source_code = f.read()
             WORD_LIST = re.findall(r'\b\w+\b', source_code)