class_docstr: Representation of an individual segment in an STM file.
class_docstr_tok: ["Representation","of","an","individual","segment","in","an","STM","file","."]
code: def filename(self):
      return self._filename
  
file_path: DeepSpeech/training/deepspeech_training/util/stm.py
imports: import codecs
  import unicodedata
label_desc: Use image node_id 2 for calling the STMSegment obj's underlying member method code with example usage: obj.filename() and returns: self