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Python: Create and display all combinations of letters, selecting each letter from a different key in a dictionary

Python dictionary: Exercise-21 with Solution

Write a Python program to create and display all combinations of letters, selecting each letter from a different key in a dictionary.

Sample Solution:-

Python Code:

import itertools      
d ={'1':['a','b'], '2':['c','d']}
for combo in itertools.product(*[d[k] for k in sorted(d.keys())]):
    print(''.join(combo))
	    

Sample Output:

ac                                                                                                            
ad                                                                                                            
bc                                                                                                            
bd 

Pictorial Presentation:

Python Dictionary: Create and display all combinations of letters, selecting each letter from a different key in a dictionary.

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Python: Tips of the Day

Invokes the provided function after ms milliseconds:

Example:

from time import sleep

def tips_delay(fn, ms, *args):
  sleep(ms / 1000)
  return fn(*args)
print(tips_delay(
  lambda x: print(x),
  1000,
  'w3r'
))

Output:

w3r
None