مثالهایی از کار با دیکشنری
# dict declaration
empty_dict = dict()
another_empty_dict = {}
people = {
"masoud": {'position': 'teacher', 'age': 21},
"hasan": {'position': 'student', 'age': 22},
"taghi": {'position': 'programmer', 'age': 23},
"asghar": {'position': 'artist', 'age': 24}
}
people["masoud"]['phone'] = '09121231231'
print(list(people.keys()))
print(list(people.values()))
for person_k, person_v in people.items():
print(person_k, '->', person_v)
# You can't use a list as a dict key in python because it's mutable
mydict = {[1, 2, 3]: 'Masoud', 'position': 'teacher', 'age': '24'} # this line of code have an error!
# But these lines of code are Ok:
mydict = {(1, 2, 3): [1, 2, 3], 'position': 'teacher', 'age': '24', 'age': 25}
mydict = {'name': 'Masoud', 'position': 'teacher', 'age': '24', 'age': 25}