Python - Изчислете броя на ключовете в речника на Python

Примерен код

1
0

получаване на номер на ключ в речника на python

#Call len(obj) with a dictionary as obj to count the number 
#of key-value pairs in the dictionary.

a_dictionary = {"a": 1, "b": 2}
print(len(a_dictionary))

OUTPUT:
2
1
0

броене на ключове речник

len(dict)
0
0

Python - Изчислете броя на ключовете в речника на Python

pythonCopydict1 = {'a':1,'b':2,'c':3}
print(len(dict1.keys()))

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