parameters: (self, key)
return_statement: return self.data[key.lower()][1]
docstring: Get a list of values for a particular header
docstring_summary: Get a list of values for a particular header
docstring_tokens: Get a list of values for a particular header
function: def __getitem__(self, key):
          """Get a list of values for a particular header
  
          """
          return self.data[key.lower()][1]
function_tokens: def __getitem__ ( self , key ) : return self . data [ key . lower ( ) ] [ 1 ]