new_contents: """
  Author: Robert Buss
  """
  
  import pandas as pd
  
  def clean(raw):
      """
      Turns RawData into a DataFrame.
  
      args:
      -----
      raw: RawData or list of RawData objects
      
      Returns:
      df: Pandas DataFrame
      """
      # Helper function
      def one_code_to_df(code_data):
          """
          Takes an element of RawData.data and
          transforms it into a DataFrame.
          """
          non_array_like, array_like = code_data
          df = pd.DataFrame(array_like)
          for variable in non_array_like:
              df[variable] = non_array_like[variable]
          return df
  
      if isinstance(raw, list):
          frames = [pd.concat([one_code_to_df(code_data) for code_data in 
                      raw_piece.data]) for raw_piece in raw]
      else:
          frames = [one_code_to_df(code_data) for code_data in raw.data]
          
      return pd.concat(frames)
  
  
  
  
subject: Create clean.py