feat: remove Job ID line from HTML report when N/A (#350)

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& AFFILIATES. All rights reserved. -->
<!-- SPDX-License-Identifier: Apache-2.0 -->

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# Summary
Removing Job ID line from the HTML evaluation report when it does not
exist. This is the case for library jobs.

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- [ ] New or updated tests for any fix or new behavior
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## Other Notes

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- Closes #<issue>

---------

Signed-off-by: Alexa Haushalter <ahaushalter@nvidia.com>

Author: alexahaushalter

src/nemo_safe_synthesizer/evaluation/assets/jinja/reports/multi_modal_report.j2

@@ -83,10 +83,12 @@
     <section class="main">
         <section class="overview" id="overview">
             <h1>Overview</h1>
+            {% if ctx.job_id %}
             <div>
                 <div class="field">Job ID</div>
                 <div class="text">{{ ctx.job_id }}</div>
             </div>
+            {% endif %}
             <div>
                 <div class="field">Generated</div>
                 <div class="text">{{ now.strftime("%m/%d/%Y") }}</div>

src/nemo_safe_synthesizer/evaluation/reports/multimodal/multimodal_report.py

@@ -70,8 +70,9 @@ def jinja_context(self):
         try:
             ctx = super().jinja_context
             ctx["tooltips"] = tooltips
-            # Get the job ID if it exist or create a new one.
-            ctx["job_id"] = os.environ.get("NEMO_JOB_ID") or "N/A"
+            # Job ID from the runtime environment (e.g. cluster); omit from HTML when unset.
+            raw_job_id = os.environ.get("NEMO_JOB_ID")
+            ctx["job_id"] = (raw_job_id or "").strip() or None
 
             # Shorthands used in template
             ctx["with_synthesizer"] = False

tests/evaluation/reports/test_multimodal_report.py

@@ -1,6 +1,7 @@
 # SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 
+import pandas as pd
 import pytest
 
 # Skip all tests in this module if sentence_transformers is not available
@@ -9,10 +10,32 @@
     reason="sentence_transformers is required for these tests (install with: uv sync --extra cpu)",
 )
 
+from nemo_safe_synthesizer.evaluation.data_model.evaluation_dataset import EvaluationDataset
 from nemo_safe_synthesizer.evaluation.data_model.evaluation_score import Grade
 from nemo_safe_synthesizer.evaluation.reports.multimodal.multimodal_report import MultimodalReport
 
 
+def _minimal_multimodal_report() -> MultimodalReport:
+    reference = pd.DataFrame({"x": [1, 2], "y": [3, 4]})
+    output = pd.DataFrame({"x": [1, 2], "y": [3, 4]})
+    dataset = EvaluationDataset(reference=reference, output=output)
+    return MultimodalReport(evaluation_dataset=dataset, components=[])
+
+
+def test_jinja_context_job_id_none_when_nemo_job_id_unset(monkeypatch: pytest.MonkeyPatch) -> None:
+    monkeypatch.delenv("NEMO_JOB_ID", raising=False)
+    report = _minimal_multimodal_report()
+    ctx = report.jinja_context
+    assert ctx["job_id"] is None
+
+
+def test_jinja_context_job_id_set_when_nemo_job_id_present(monkeypatch: pytest.MonkeyPatch) -> None:
+    monkeypatch.setenv("NEMO_JOB_ID", "cluster-job-abc123")
+    report = _minimal_multimodal_report()
+    ctx = report.jinja_context
+    assert ctx["job_id"] == "cluster-job-abc123"
+
+
 @pytest.mark.skip(reason="Times out")
 def test_multimodal_report(train_df_5k, synth_df_5k, test_df, skip_privacy_metrics_config):
     report = MultimodalReport.from_dataframes(