When custom profile export provided, update CSV/JSON naming

src/c++/perf_analyzer/genai-perf/README.md

@@ -523,8 +523,9 @@ An option to enable the generation of plots. (default: False)
 ##### `--profile-export-file <path>`
 
 The path where the perf_analyzer profile export will be generated. By default,
-the profile export will be to `profile_export.json`. The genai-perf file will be
-exported to `<profile_export_file>_genai_perf.csv`. For example, if the profile
+the profile export will be to `profile_export.json`. The genai-perf files will be
+exported to `<profile_export_file>_genai_perf.json` and
+`<profile_export_file>_genai_perf.csv`. For example, if the profile
 export file is `profile_export.json`, the genai-perf file will be exported to
 `profile_export_genai_perf.csv`. (default: `profile_export.json`)
 

src/c++/perf_analyzer/genai-perf/genai_perf/export_data/csv_exporter.py

@@ -30,8 +30,6 @@
 import genai_perf.logging as logging
 from genai_perf.export_data.exporter_config import ExporterConfig
 
-DEFAULT_OUTPUT_DATA_CSV = "profile_export_genai_perf.csv"
-
 logger = logging.getLogger(__name__)
 
 
@@ -65,14 +63,17 @@ def __init__(self, config: ExporterConfig):
         self._args = config.args
 
     def export(self) -> None:
-        csv_filename = self._output_dir / DEFAULT_OUTPUT_DATA_CSV
-        logger.info(f"Generating {csv_filename}")
-
-        with open(csv_filename, mode="w", newline="") as csvfile:
-            csv_writer = csv.writer(csvfile)
-            self._write_request_metrics(csv_writer)
-            csv_writer.writerow([])
-            self._write_system_metrics(csv_writer)
+        filename = str(self._args.profile_export_file)
+        if filename.endswith(".json"):
+            filename = filename[:-5]
+        filename += "_genai_perf.csv"
+        logger.info(f"Generating {filename}")
+
+        with open(filename, mode="w", newline="") as f:
+            writer = csv.writer(f)
+            self._write_request_metrics(writer)
+            writer.writerow([])
+            self._write_system_metrics(writer)
 
     def _write_request_metrics(self, csv_writer) -> None:
         csv_writer.writerow(self.REQUEST_METRICS_HEADER)

src/c++/perf_analyzer/genai-perf/genai_perf/export_data/json_exporter.py

@@ -32,8 +32,6 @@
 import genai_perf.logging as logging
 from genai_perf.export_data.exporter_config import ExporterConfig
 
-DEFAULT_OUTPUT_DATA_JSON = "profile_export_genai_perf.json"
-
 logger = logging.getLogger(__name__)
 
 
@@ -52,7 +50,10 @@ def __init__(self, config: ExporterConfig):
         self._merge_stats_and_args()
 
     def export(self) -> None:
-        filename = self._output_dir / DEFAULT_OUTPUT_DATA_JSON
+        filename = str(self._args["profile_export_file"])
+        if filename.endswith(".json"):
+            filename = filename[:-5]
+        filename += "_genai_perf.json"
         logger.info(f"Generating {filename}")
         with open(str(filename), "w") as f:
             f.write(json.dumps(self._stats_and_args, indent=2))

src/c++/perf_analyzer/genai-perf/genai_perf/parser.py

@@ -626,8 +626,9 @@ def _add_output_args(parser):
         default=Path("profile_export.json"),
         help="The path where the perf_analyzer profile export will be "
         "generated. By default, the profile export will be to profile_export.json. "
-        "The genai-perf file will be exported to <profile_export_file>_genai_perf.csv. "
-        "For example, if the profile export file is profile_export.json, the genai-perf file will be "
+        "The genai-perf files will be exported to <profile_export_file>_genai_perf.json and "
+        "<profile_export_file>_genai_perf.csv. "
+        "For example, if the profile export file is profile_export.json, the genai-perf CSV file will be "
         "exported to profile_export_genai_perf.csv.",
     )
 

src/c++/perf_analyzer/genai-perf/tests/test_csv_exporter.py

@@ -24,9 +24,10 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+import os
 from io import StringIO
 from pathlib import Path
-from typing import Any, List
+from typing import Any, List, Tuple
 
 import pytest
 from genai_perf import parser
@@ -37,26 +38,22 @@
 
 class TestCsvExporter:
     @pytest.fixture
-    def mock_read_write(self, monkeypatch: pytest.MonkeyPatch) -> List[str]:
+    def mock_read_write(self, monkeypatch: pytest.MonkeyPatch) -> List[Tuple[str, str]]:
         """
         This function will mock the open function for specific files.
         """
 
         written_data = []
 
-        original_open = open
-
         def custom_open(filename, *args, **kwargs):
             def write(self: Any, content: str) -> int:
-                written_data.append(content)
+                print(f"Writing to {filename}")  # To help with debugging failures
+                written_data.append((str(filename), content))
                 return len(content)
 
-            if str(filename) == "profile_export_genai_perf.csv":
-                tmp_file = StringIO()
-                tmp_file.write = write.__get__(tmp_file)
-                return tmp_file
-            else:
-                return original_open(filename, *args, **kwargs)
+            tmp_file = StringIO()
+            tmp_file.write = write.__get__(tmp_file)
+            return tmp_file
 
         monkeypatch.setattr("builtins.open", custom_open)
 
@@ -115,7 +112,16 @@ def test_streaming_llm_csv_output(
             "Output Token Throughput (per sec),456.00\r\n",
             "Request Throughput (per sec),123.00\r\n",
         ]
-        returned_data = mock_read_write
+        expected_filename = "profile_export_genai_perf.csv"
+        returned_data = [
+            data
+            for filename, data in mock_read_write
+            if os.path.basename(filename) == expected_filename
+        ]
+        if returned_data == []:
+            raise Exception(
+                f"Expected file {expected_filename} not found in written data."
+            )
         assert returned_data == expected_content
 
     def test_nonstreaming_llm_csv_output(
@@ -125,6 +131,9 @@ def test_nonstreaming_llm_csv_output(
         Collect LLM metrics from profile export data and confirm correct values are
         printed in csv.
         """
+        artifacts_dir = "artifacts/model_name-openai-chat-concurrency1"
+        custom_filename = "custom_export.json"
+        expected_filename = f"{artifacts_dir}/custom_export_genai_perf.csv"
         argv = [
             "genai-perf",
             "profile",
@@ -134,6 +143,8 @@ def test_nonstreaming_llm_csv_output(
             "openai",
             "--endpoint-type",
             "chat",
+            "--profile-export-file",
+            custom_filename,
         ]
         monkeypatch.setattr("sys.argv", argv)
         args, _ = parser.parse_args()
@@ -168,7 +179,13 @@ def test_nonstreaming_llm_csv_output(
             "Output Token Throughput (per sec),456.00\r\n",
             "Request Throughput (per sec),123.00\r\n",
         ]
-        returned_data = mock_read_write
+        returned_data = [
+            data for filename, data in mock_read_write if filename == expected_filename
+        ]
+        if returned_data == []:
+            raise Exception(
+                f"Expected file {expected_filename} not found in written data."
+            )
         assert returned_data == expected_content
 
     def test_embedding_csv_output(
@@ -209,5 +226,5 @@ def test_embedding_csv_output(
             "Metric,Value\r\n",
             "Request Throughput (per sec),123.00\r\n",
         ]
-        returned_data = mock_read_write
+        returned_data = [data for _, data in mock_read_write]
         assert returned_data == expected_content

src/c++/perf_analyzer/genai-perf/tests/test_json_exporter.py

@@ -25,14 +25,42 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 import json
+import os
+from io import StringIO
+from typing import Any, List, Tuple
 
 import genai_perf.parser as parser
+import pytest
 from genai_perf.export_data.exporter_config import ExporterConfig
 from genai_perf.export_data.json_exporter import JsonExporter
 
 
 class TestJsonExporter:
-    def test_generate_json(self, monkeypatch) -> None:
+    @pytest.fixture
+    def mock_read_write(self, monkeypatch: pytest.MonkeyPatch) -> List[Tuple[str, str]]:
+        """
+        This function will mock the open function for specific files.
+        """
+
+        written_data = []
+
+        def custom_open(filename, *args, **kwargs):
+            def write(self: Any, content: str) -> int:
+                print(f"Writing to {filename}")
+                written_data.append((str(filename), content))
+                return len(content)
+
+            tmp_file = StringIO()
+            tmp_file.write = write.__get__(tmp_file)
+            return tmp_file
+
+        monkeypatch.setattr("builtins.open", custom_open)
+
+        return written_data
+
+    def test_generate_json(
+        self, monkeypatch, mock_read_write: pytest.MonkeyPatch
+    ) -> None:
         cli_cmd = [
             "genai-perf",
             "profile",
@@ -55,6 +83,64 @@ def test_generate_json(self, monkeypatch) -> None:
         config.artifact_dir = args.artifact_dir
         json_exporter = JsonExporter(config)
         assert json_exporter._stats_and_args == json.loads(self.expected_json_output)
+        json_exporter.export()
+        expected_filename = "profile_export_genai_perf.json"
+        written_data = [
+            data
+            for filename, data in mock_read_write
+            if os.path.basename(filename) == expected_filename
+        ]
+        if written_data == []:
+            raise Exception(
+                f"Expected file {expected_filename} not found in written data."
+            )
+        assert len(written_data) == 1
+        assert json.loads(written_data[0]) == json.loads(self.expected_json_output)
+
+    def test_generate_json_custom_export(
+        self, monkeypatch, mock_read_write: pytest.MonkeyPatch
+    ) -> None:
+        artifacts_dir = "artifacts/gpt2_vllm-triton-vllm-concurrency1"
+        custom_filename = "custom_export.json"
+        expected_filename = f"{artifacts_dir}/custom_export_genai_perf.json"
+        expected_profile_filename = f"{artifacts_dir}/custom_export.json"
+        cli_cmd = [
+            "genai-perf",
+            "profile",
+            "-m",
+            "gpt2_vllm",
+            "--backend",
+            "vllm",
+            "--streaming",
+            "--extra-inputs",
+            "max_tokens:256",
+            "--extra-inputs",
+            "ignore_eos:true",
+            "--profile-export-file",
+            custom_filename,
+        ]
+        monkeypatch.setattr("sys.argv", cli_cmd)
+        args, _ = parser.parse_args()
+        config = ExporterConfig()
+        config.stats = self.stats
+        config.args = args
+        config.extra_inputs = parser.get_extra_inputs_as_dict(args)
+        config.artifact_dir = args.artifact_dir
+        json_exporter = JsonExporter(config)
+        json_exporter.export()
+        written_data = [
+            data for filename, data in mock_read_write if filename == expected_filename
+        ]
+        if written_data == []:
+            raise Exception(
+                f"Expected file {expected_filename} not found in written data."
+            )
+        assert len(written_data) == 1
+        expected_json_output = json.loads(self.expected_json_output)
+        expected_json_output["input_config"][
+            "profile_export_file"
+        ] = expected_profile_filename
+        assert json.loads(written_data[0]) == expected_json_output
 
     stats = {
         "request_throughput": {"unit": "requests/sec", "avg": "7"},