|
| 1 | +#!/usr/bin/python3 |
| 2 | +#dictionary in python |
| 3 | + |
| 4 | +#creating empty dictionary |
| 5 | +my_dict= {} |
| 6 | + |
| 7 | +print("Empty Dictionary: ") |
| 8 | +print(my_dict) |
| 9 | + |
| 10 | +#Creating a diictionary with int keys and string values then printing it |
| 11 | + |
| 12 | +my_dict= {1:'Apple',2:'Orange',3:'Banana'} |
| 13 | +print(my_dict) |
| 14 | + |
| 15 | +#You can access the items of a dictionary by referring to its key name, inside square brackets: |
| 16 | + |
| 17 | +orange=my_dict[2] |
| 18 | +print(orange) |
| 19 | + |
| 20 | +#Creating a diictionary with string keys and printing it |
| 21 | +my_dict= { |
| 22 | +"brand":"Ford", |
| 23 | +"model":"Mustang", |
| 24 | +"year":1964 |
| 25 | +} |
| 26 | +print(my_dict) |
| 27 | + |
| 28 | +#Another example of accessing items from a dictionary by its keys |
| 29 | + |
| 30 | +model=my_dict["model"] |
| 31 | +print(my_dict) |
| 32 | + |
| 33 | +#looping through all the keys in dictionary and printing them |
| 34 | + |
| 35 | +forkeyinmy_dict: |
| 36 | +print('key in dictionary: ',key) |
| 37 | + |
| 38 | +#looping through all the values in dictionary and printing them |
| 39 | + |
| 40 | +forvalueinmy_dict.values(): |
| 41 | +print('value in dictionary:',value) |
| 42 | + |
| 43 | +#looping through all the key and values in dictionary and printing them |
| 44 | +forkey,valueinmy_dict.items(): |
| 45 | +print(key,value) |
| 46 | + |
| 47 | + |