ANY_ALL

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Thu Mar 04 2021 08:46:28 GMT+0000 (UTC)

Saved by @Bartok #python

# ANY - if any element evaluate to true
# ALL - if all elements evaluete to true

friends = [
    {'name': 'Rolf', 'Location': 'Warszawa'},
    {'name': 'Piotr', 'Location': 'Warszawa'},
    {'name': 'Marek', 'Location': 'Warszawa'},
    {'name': 'Tomasz', 'Location': 'Kraków'},
    {'name': 'Zenek', 'Location': 'Warszawa'},
    {'name': 'Stanislaw', 'Location': 'Warszawa'}

]

yourlocation = input('Where are u?')

friends_nearby = [friend for friend in friends if friend['Location'] == yourlocation ]

if any(friends_nearby): # if there is at least one and False if empty
    print("u are not alone")

if all(friends_nearby):
    print("u are not alone")


#Values that evaluate to false

"""
0 , 0.0 ...
none
[] () {}
False
"""

#print(bool(0))


print(all([1, 2, 3, 4, 5]))
print(all([0, 1, 2, 3, 4, 5]))

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