def p_lookup(p):
"""lookup : load DOT NAME
"""
p[0] = Node("Lookup")
p[0].var = p[1]
p[0].var.ctl = "store"
p[0].attr = p[3]
def p_lookup(p):
'''lookup : unary_expr DOT IDENTIFIER %prec DOT
| list DOT IDENTIFIER %prec DOT
| tuple DOT IDENTIFIER %prec DOT
'''
p[0] = Node('LOOKUP')
p[0].var = p[1]
p[0].attr = p[3]
