Fix concatenate error when _Combed proper is not available

Author: rlaphoenix

pvsfunc/pd2v.py

@@ -108,7 +108,7 @@ def _d(n: int, f: vs.VideoFrame, c: vs.VideoNode, tff: vs.VideoNode, bff: vs.Vid
  rc = core.resize.Point(rc, format=tff.format.id)
  return core.text.Text(
  rc,
- "Progressive" + ("_Combed" in f.props and "\n"),
+ "Progressive" + ["", "\n"]["_Combed" in f.props],
  alignment=3
  ) if verbose else rc
  # interlaced frame, deinterlace (if _FieldBased is > 0)
@@ -119,7 +119,7 @@ def _d(n: int, f: vs.VideoFrame, c: vs.VideoNode, tff: vs.VideoNode, bff: vs.Vid
  field_order = {0: "Progressive <!>", 1: "BFF", 2: "TFF"}[order] # type: ignore
  return core.text.Text(
  rc,
- ("Deinterlaced (%s)" % field_order) + ("_Combed" in f.props and "\n"),
+ ("Deinterlaced (%s)" % field_order) + ["", "\n"]["_Combed" in f.props],
  alignment=3
  ) if verbose else rc