code: def strip_blank_lines(text):
      """Remove initial blank lines"""
      text = text.rstrip()
      while text and text.startswith("\n"):
          text = text[1:]
      return text
  
imports: import json
  import re
  import warnings
  from textwrap import dedent
  import nbformat
  import yaml
  from .cell_to_text import three_backticks_or_more
label_desc: Use image node_id 11 for calling a global function with example usage: strip_blank_lines(text) and returns: text