code: def inline_bbl(root_tex, bbl_tex):
      
      bbl_tex = bbl_tex.replace(u'\\', u'\\\\')
      result = bib_pattern.sub(bbl_tex, root_tex)
      return result
docs: Inline a compiled bibliography (.bbl) in place of a bibliography
      environment.
  
      Parameters
      ----------
      root_tex : unicode
          Text to process.
      bbl_tex : unicode
          Text of bibliography file.
  
      Returns
      -------
      txt : unicode
          Text with bibliography included.