code: def op_endchar(self, index):
      args = self.popall()
      if len(args) >= 4:
          from fontTools.encodings.StandardEncoding import (
              StandardEncoding,
          )
  
          # endchar can do seac accent bulding; The T2 spec says it's deprecated,
          # but recent software that shall remain nameless does output it.
          adx, ady, bchar, achar = args[-4:]
          baseGlyph = StandardEncoding[bchar]
          accentGlyph = StandardEncoding[achar]
          self.components.add(baseGlyph)
          self.components.add(accentGlyph)
  
imports: from fontTools.misc import psCharStrings
  from fontTools import ttLib
  from fontTools.pens.basePen import NullPen
  from fontTools.misc.roundTools import otRound
  from fontTools.misc.loggingTools import deprecateFunction
  from fontTools.subset.util import _add_method, _uniq_sort
label_desc: Use image node_id 2 for calling the _ClosureGlyphsT2Decompiler obj's underlying member method code with example usage: obj.op_endchar(index) without return types