No19: Модулууд

print('------------------Modules-------------------------')
# olin ckass niileeg packeg , olon pac niineed

# Build in moduls:

import random
import datetime
from collections import Counter, Defaultdict

print('random::', random.randint(0, 10))

#time
print('datetime::', datetime.time(22, 20, 15))

# date  - today
print('datetime.todey::', datetime.date.today())

# Counter
print('Counter::', Counter([1, 2, 1, 3, 2, 4, 2, 3]))

# defaultdict::
# Error:::
myDict = {'a': 1, 'b': 2, 'c': 3}
# var = myDict['d']
# print(var)

myDict = Defaultdict(lambda: 'No key from Lambda', myDict)
var = myDict['d']
print(var)

def no_key():
    return 'No key from Function'
def_dic = Defaultdict(no_key, {'a': 1, 'b': 2, 'c': 3})
print(def_dic['d'])