def p_source_element_list(self, p):
if len(p) == <NUM_LIT:2>:  <EOL><INDENT>p[<NUM_LIT:0>] = [p[<NUM_LIT:1>]]<EOL><DEDENT>else:<EOL><INDENT>p[<NUM_LIT:1>].append(p[<NUM_LIT:2>])<EOL>p[<NUM_LIT:0>] = p[<NUM_LIT:1>]<EOL><DEDENT>
source_element_list : source_element
                               | source_element_list source_element