def p_if_statement_2(self, p):
"""if_statement : IF LPAREN expr RPAREN statement ELSE statement"""
p[0] = ast.If(predicate=p[3], consequent=p[5], alternative=p[7],
lineno=p.lineno(3))
def p_if_statement_1(self, p):
"""if_statement : IF LPAREN expr RPAREN statement"""
p[0] = ast.If(predicate=p[3], consequent=p[5], lineno=p.lineno(3))