parameters: (self, index)
return_statement: return self.chain
docstring: Returns the event at position index.
docstring_summary: Returns the event at position index.
docstring_tokens: Returns the event at position index .
function: def __getitem__(self, index):
          """
          Returns the event at position index.
          """
          self.chain.GetEntry(index)
          return self.chain
function_tokens: def __getitem__ ( self , index ) : self . chain . GetEntry ( index ) return self . chain