Python sprawdź, czy istnieje klucz
# You can use 'in' on a dictionary to check if a key exists
d = {"key1": 10, "key2": 23}
"key1" in d
# Output:
# True
SkelliBoi
# You can use 'in' on a dictionary to check if a key exists
d = {"key1": 10, "key2": 23}
"key1" in d
# Output:
# Trued = {"apples": 1, "banannas": 4}
# Preferably use .keys() when searching for a key
if "apples" in d.keys():
print(d["apples"])
if word in data:
return data[word]
else:
return "The word doesn't exist. Please double check it."# Short way
fruits = {'apple': 2, 'pear': 5, 'strawberry': 3}
if fruits.get('apple'):
print('Key found')d = {'key1': 'val1', 'key2': 'val2', 'key3': 'val3'}
print(d['key1'])
# val1