Functions

Functions

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ll = ['11', '#22', '33']

if any((c := x).startswith('#') for x in ll):
	print('Yes')

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from collections import Counter

data  = [
{"a": 111},
{"a": 222},
{"b": 333},
{"c": 444},
]

def get_dict_key_count(d):
	return dict(Counter([k for d in data for k, v in d.items()]))

print(get_dict_key_count(data)) # {'a': 2, 'b': 1, 'c': 1}

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