def add_dicts(*args):
"""
Adds two or more dicts together. Common keys will have their values added.
For example::
>>> t1 = {'a':1, 'b':2}
>>> t2 = {'b':1, 'c':3}
>>> t3 = {'d':4}
>>> add_dicts(t1, t2, t3)
{'a': 1, 'c': 3, 'b': 3, 'd': 4}
"""
counters = [Counter(arg) for arg in args]
return dict(reduce(operator.add, counters))
def test_counter(self):
from faker.shims import Counter
result = Counter('abbb') + Counter('bcc')
self.assertEqual(result, Counter({'b': 4, 'c': 2, 'a': 1}))
result = Counter('abbbc') - Counter('bccd')
self.assertEqual(result, Counter({'b': 2, 'a': 1}))
result = Counter('abbb') | Counter('bcc')
self.assertEqual(result, Counter({'b': 3, 'c': 2, 'a': 1}))
result = Counter('abbb') & Counter('bcc')
self.assertEqual(result, Counter({'b': 1}))
result = sorted(Counter('abracadabra').most_common(3))
self.assertEqual(result, [('a', 5), ('b', 2), ('r', 2)])
result = sorted(Counter('ABCABC').elements())
self.assertEqual(result, ['A', 'A', 'B', 'B', 'C', 'C'])
counter = Counter('which')
counter.update('witch')
d = Counter('watch')
counter.update(d)
self.assertEqual(counter['h'], 4)
def test_counter(self):
from faker.shims import Counter
result = Counter('abbb') + Counter('bcc')
self.assertEqual(result, Counter({'b': 4, 'c': 2, 'a': 1}))
result = Counter('abbbc') - Counter('bccd')
self.assertEqual(result, Counter({'b': 2, 'a': 1}))
result = Counter('abbb') | Counter('bcc')
self.assertEqual(result, Counter({'b': 3, 'c': 2, 'a': 1}))
result = Counter('abbb') & Counter('bcc')
self.assertEqual(result, Counter({'b': 1}))
counter = Counter('which')
counter.update('witch')
d = Counter('watch')
counter.update(d)
self.assertEqual(counter['h'], 4)