Python中把字符串转成列表，字典，元组的方法

import ast

str1 = "['name','age','tall']"
str2 = "('name','age','tall')"
str3 = "{'name':'lucy','age':20}"
list1 = ast.literal_eval(str1)
tuple1 = ast.literal_eval(str2)
dist1 = ast.literal_eval(str3)
print(list1)
print(tuple1)
print(dist1)