Improve music activity reporting and preserve Comfy host fixes

scripts/patch_comfy_media_windows.py

@@ -0,0 +1,46 @@
+"""Hide VideoHelperSuite's background command windows without changing its media commands."""
+import ast
+import pathlib
+import shutil
+import sys
+
+def patch(source):
+    lines = source.splitlines(keepends=True)
+    offsets = [0]
+    for line in lines:
+        offsets.append(offsets[-1] + len(line.encode('utf-8')))
+    raw = source.encode('utf-8')
+    calls = []
+    for node in ast.walk(ast.parse(source)):
+        if not isinstance(node, ast.Call) or not isinstance(node.func, ast.Attribute):
+            continue
+        if not isinstance(node.func.value, ast.Name) or node.func.value.id != 'subprocess' or node.func.attr not in ('Popen', 'run', 'check_output', 'check_call', 'call'):
+            continue
+        if any(k.arg == 'creationflags' for k in node.keywords):
+            continue
+        calls.append(node)
+    for node in sorted(calls, key=lambda n: (n.end_lineno, n.end_col_offset), reverse=True):
+        end = offsets[node.end_lineno - 1] + node.end_col_offset - 1
+        prefix = b'' if raw[:end].rstrip().endswith(b',') else b','
+        raw = raw[:end] + prefix + b" creationflags=getattr(subprocess, 'CREATE_NO_WINDOW', 0)" + raw[end:]
+    result = raw.decode('utf-8')
+    ast.parse(result)
+    return result
+
+if __name__ == '__main__':
+    root = pathlib.Path(sys.argv[1]).resolve(strict=True)
+    plans = []
+    for name in ('nodes.py', 'utils.py', 'load_video_nodes.py'):
+        path = root / 'videohelpersuite' / name
+        source = path.read_text(encoding='utf-8')
+        plans.append((path, source, patch(source)))
+    for path, source, result in plans:
+        if source == result:
+            print(f'Already patched: {path.name}')
+            continue
+        backup = path.with_suffix('.py.before-aigen-hidden')
+        if backup.exists():
+            raise RuntimeError(f'Backup already exists: {backup}')
+        shutil.copy2(path, backup)
+        path.write_text(result, encoding='utf-8')
+        print(f'Patched {path.name}; original backed up.')