def merge_dicts(*dict_args):
"""
Given any number of dicts, shallow copy and merge into a new dict,
precedence goes to key value pairs in latter dicts.
"""
result = State()
for dictionary in dict_args:
result.update(dictionary)
return result
def test_state():
array1 = np.array([1, 2, 3])
array2 = np.array([2, 3, 4])
state1 = State()
state1.a = 1
state1.b = True
state1.c = array1
assert state1.__len__() == 3
assert state1.a == 1
assert state1.b == True
assert all([input == output for input, output in zip(array1, state1.c)])
state2 = State()
state2.b = False
state2.d = array2
state1.update(state2)
assert state1.__len__() == 4
assert state1.a == 1
assert state2.b == False
assert all([input == output for input, output in zip(array1, state1.c)])
assert all([input == output for input, output in zip(array2, state1.d)])