handle benchmark case properly

Author: KRRT7

codeflash/optimization/optimizer.py

@@ -53,7 +53,7 @@ def run_benchmarks(
         function_benchmark_timings: dict[str, dict[BenchmarkKey, float]] = {}
         total_benchmark_timings: dict[BenchmarkKey, float] = {}
 
-        if not (self.args.benchmark and num_optimizable_functions > 0):
+        if not (hasattr(self.args, "benchmark") and self.args.benchmark and num_optimizable_functions > 0):
             return function_benchmark_timings, total_benchmark_timings
 
         from codeflash.benchmarking.instrument_codeflash_trace import instrument_codeflash_trace_decorator
@@ -215,7 +215,8 @@ def create_function_optimizer(
 
         function_specific_timings = None
         if (
-            self.args.benchmark
+            hasattr(self.args, "benchmark")
+            and self.args.benchmark
             and function_benchmark_timings
             and qualified_name_w_module in function_benchmark_timings
             and total_benchmark_timings