class_docstr: A line-based string reader.
class_docstr_tok: ["A","line-based","string","reader","."]
code: def seek_next_non_empty_line(self):
      for line in self[self._line_num :]:
          if line.strip():
              break
          else:
              self._line_num += 1
  
imports: from collections import namedtuple
  from collections.abc import Mapping
  import copy
  import inspect
  import re
  import textwrap
  from statsmodels.tools.sm_exceptions import ParseError
label_desc: Use image node_id 5 for calling the Reader obj's underlying member method code with example usage: obj.seek_next_non_empty_line() without return types