code: def write_to_file_by_name(folder, fname, data, mkdir=False):
      
      if not os.path.isdir(folder):
          if mkdir:
              preparedir(folder)
          else:
              created = preparedir(folder, False)
              if not created:
                  raise ValueError("Failed to find %s." % folder)
  
      file_path = os.path.join(folder, fname)
  
      with open(file_path, writemode) as outf:
          try:
              outf.write(str(data))
              return file_path
          except Exception as e:
              raise IOError("Failed to write %s to file:\n\t%s" % (fname, str(e)))
docs: Write a string of data to file by filename and folder.
  
      Args:
          folder: Target folder (e.g. c:/ladybug).
          fname: File name (e.g. testPts.pts).
          data: Any data as string.
          mkdir: Set to True to create the directory if doesn't exist (Default: False).