python中字典的几种定义方式，,# 方式1>>> d

python中字典的几种定义方式，,# 方式1>>> d

# 方式1>>> d = dict(name=‘Bob‘, age=20, score=88)>>> print(d){‘name‘: ‘Bob‘, ‘age‘: 20, ‘score‘: 88}>>> d = dict("name"=‘Bob‘, "age"=20, "score"=88)SyntaxError: keyword can‘t be an expression>>>d = dict("name":‘Bob‘, "age":20, "score":88)SyntaxError: invalid syntax# 方式2>>> d = {"name":‘Bob‘, "age":20, "score":88}>>> print(d){‘name‘: ‘Bob‘, ‘age‘: 20, ‘score‘: 88}>>> d = {"name"=‘Bob‘, "age"=20, "score"=88}SyntaxError: invalid syntax>>> d = {name:‘Bob‘, age:20, score:88}Traceback (most recent call last):  File "<pyshell#7>", line 1, in <module>    d = {name:‘Bob‘, age:20, score:88}NameError: name ‘name‘ is not defined

python中字典的几种定义方式