DICT (13-12-2024)
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tel={'Jack':4098, 'Sape':4139} #create a dict
tel['Bob']=4127 #add a new data
print(tel)
del tel['Sape'] #delete Sape
tel['Ann']=4127 #add a new data
print(tel)
print(list(tel.keys())) #print tel keys 'names'
print(sorted(tel.keys())) #print tel keys 'names' alphabetically
print('Bob' in tel)
print('Jack' not in tel)
Python
INFO