uriahf · uriahf · Sep 6, 2026 · Sep 5, 2026 · Sep 5, 2026 · Sep 6, 2026
diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
@@ -52,14 +52,15 @@ jobs:
           prefix = "rtichoke/_vendor/rtichoke_viz/"
           required = {
               f"{prefix}VENDORED_FROM",
-              f"{prefix}rtichoke-viz-0.20.1.tar.gz",
+              f"{prefix}rtichoke-viz-0.20.2.tar.gz",
               f"{prefix}rtichoke-viz.js",
               f"{prefix}rtichoke-viz.css",
               f"{prefix}rtichoke-viz.schema.json",
               f"{prefix}rtichoke-viz-v2.schema.json",
               f"{prefix}rtichoke-viz-report.schema.json",
           }
           assert required <= names
+          assert f"{prefix}rtichoke-viz-0.20.1.tar.gz" not in names
           assert f"{prefix}rtichoke-viz-0.20.0.tar.gz" not in names
           assert f"{prefix}rtichoke-viz-0.19.0.tar.gz" not in names
           assert f"{prefix}rtichoke-viz-0.14.0.tar.gz" not in names

diff --git a/src/rtichoke/_report_browser.py b/src/rtichoke/_report_browser.py
@@ -3,11 +3,37 @@
 from __future__ import annotations
 
 import json
+import re
 from importlib.resources import files
 from pathlib import Path
 from typing import Any
 
 
+def _resolve_render_report_symbol(viz_js: str) -> str:
+    """Resolve the local callable identifier exported as 'renderReport' from an ESM bundle."""
+    export_pattern = re.compile(r"export\s*\{([^}]+)\}", re.DOTALL)
+    for match in export_pattern.finditer(viz_js):
+        clause = match.group(1)
+        for item in clause.split(","):
+            parts = item.strip().split()
+            if not parts:
+                continue
+            if len(parts) == 3 and parts[1] == "as" and parts[2] == "renderReport":
+                return parts[0]
+            if len(parts) == 1 and parts[0] == "renderReport":
+                return "renderReport"
+
+    if re.search(
+        r"export\s+(?:async\s+)?function\s+renderReport\b|export\s+(?:const|let|var)\s+renderReport\b",
+        viz_js,
+    ):
+        return "renderReport"
+
+    raise ValueError(
+        "Could not resolve 'renderReport' export in provided JavaScript bundle."
+    )
+
+
 def _sanitize_nan_values(obj: Any) -> Any:
     """Recursively replace NaN and Inf float values with None for valid JSON serialization."""
     if isinstance(obj, dict):
@@ -40,6 +66,7 @@ def write_html(self, path: str | Path) -> Path:
         )
         viz_js = vendor.joinpath("rtichoke-viz.js").read_text(encoding="utf-8")
         viz_css = vendor.joinpath("rtichoke-viz.css").read_text(encoding="utf-8")
+        render_fn = _resolve_render_report_symbol(viz_js)
         html = f"""<!doctype html>
 <html lang="en">
 <head>
@@ -58,10 +85,10 @@ def write_html(self, path: str | Path) -> Path:
     const spec = JSON.parse(
       document.querySelector("#rtichoke-report-spec").textContent
     );
-        document.querySelector("#rtichoke-report").append(renderReport(spec, {{
+    document.querySelector("#rtichoke-report").append({render_fn}(spec, {{
       sectionGroupPresentation: "tabs",
       groupPresentation: "stacked"
-        }}));
+    }}));
   </script>
 </body>
 </html>

diff --git a/src/rtichoke/_vendor/rtichoke_viz/VENDORED_FROM b/src/rtichoke/_vendor/rtichoke_viz/VENDORED_FROM
@@ -1,5 +1,5 @@
 repository=https://github.com/uriahf/rtichoke_viz
-release=v0.20.1
-source_commit=56e097ab394f3499ef5cfe791e686248df8b39f2
-archive=rtichoke-viz-0.20.1.tar.gz
-sha256=17aebfb05a479c3ea28855f6ca3f43cadde7b8b134a2080e309c630c63617629
+release=v0.20.2
+source_commit=40748bdeff7d535f516744886b64056f3aaa518d
+archive=rtichoke-viz-0.20.2.tar.gz
+sha256=2e4851159ceea0e3b2420c7e0aa22a566b94ec7057c27b13b7db7da88de34d11
diff --git a/src/rtichoke/_vendor/rtichoke_viz/rtichoke-viz-0.20.1.tar.gz b/src/rtichoke/_vendor/rtichoke_viz/rtichoke-viz-0.20.1.tar.gz
diff --git a/src/rtichoke/_vendor/rtichoke_viz/rtichoke-viz-0.20.2.tar.gz b/src/rtichoke/_vendor/rtichoke_viz/rtichoke-viz-0.20.2.tar.gz