mirror of
https://github.com/pocketpy/pocketpy
synced 2025-10-20 03:20:18 +00:00
173 lines
3.1 KiB
Python
173 lines
3.1 KiB
Python
emptyDict = dict()
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assert len(emptyDict) == 0
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tinydict = {'Name': 'Tom', 'Age': 7, 'Class': 'First'}
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assert tinydict['Name'] == 'Tom';assert tinydict['Age'] == 7
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tinydict['Age'] = 8;tinydict['School'] = "aaa"
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assert tinydict['Age'] == 8;assert tinydict['School'] == "aaa"
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del tinydict['Name']
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assert len(tinydict) == 3
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tinydict.clear()
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assert len(tinydict) == 0
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dict1 = {'user':'circle','num':[1,2,3]}
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dict2 = dict1.copy()
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for k,v in dict1.items():
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assert dict2[k] == v
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for t in dict1.items():
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assert t == ('user', 'circle') or t == ('num', [1, 2, 3])
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tinydict = {'Name': 'circle', 'Age': 7}
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tinydict2 = {'Sex': 'female' }
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assert len(tinydict) == 2
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assert len(tinydict2) == 1
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tinydict.update(tinydict2)
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updated_dict = {'Name': 'circle', 'Age': 7, 'Sex': 'female'}
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for k,v in tinydict.items():
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assert updated_dict[k] == v
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assert len(tinydict) == 3
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assert tinydict == updated_dict
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dishes = {'eggs': 2, 'sausage': 1, 'bacon': 1, 'spam': 500}
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# dict is now ordered
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assert dishes.keys() == ('eggs', 'sausage', 'bacon', 'spam')
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assert dishes.values() == (2, 1, 1, 500)
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d={1:"a",2:"b",3:"c"}
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result=[]
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for k,v in d.items():
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result.append(k)
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result.append(v)
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assert len(result) == 6
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del d[2]
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assert len(d) == 2
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assert d.keys() == (1, 3)
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assert d.values() == ('a', 'c')
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del d[1]
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del d[3]
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assert len(d) == 0
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# test __eq__
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d1 = {1:2, 3:4}
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d2 = {3:4, 1:2}
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d3 = {1:2, 3:4, 5:6}
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assert d1 == d2
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assert d1 != d3
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a = dict([(1, 2), (3, 4)])
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assert a == {1: 2, 3: 4}
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assert a.pop(1) == 2
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assert a == {3: 4}
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assert a.pop(3) == 4
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assert a == {}
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# unpacking builder
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a = {1:2, 3:4}
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b = {**a, 5:6, **a}
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assert b == {1: 2, 3: 4, 5: 6}
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a = {}
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b = {**a, 1:2, 3:4}
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assert b == {1: 2, 3: 4}
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a = {1:2, 3:4, 7:8}
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b = {**a, 1:5, 3:6}
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c = {**a, **b}
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assert c == {1: 5, 3: 6, 7: 8}
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a = {}
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for i in range(1000):
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a[i] = i
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assert len(a) == 1000
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for i in range(1000):
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del a[i]
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assert len(a) == 0
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a = {
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str(i): i
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for i in range(10)
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}
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for i, s in enumerate(a):
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assert s == str(i)
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a = {'g': 0}
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a['ball_3'] = 0
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a['ball_4'] = 0
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assert a.keys() == ('g', 'ball_3', 'ball_4')
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del a['ball_3']
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assert a.keys() == ('g', 'ball_4')
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del a['ball_4']
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assert a.keys() == ('g',)
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del a['g']
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assert len(a) == 0
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# ultra test!!
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a = {'0': 0, '1': 1}
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for i in range(2, 1000):
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a[str(i)] = i
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del a[str(i - 2)]
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assert a[str(i - 1)] == i - 1
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a = {'0': 0, '1': 1}
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b = ['0', '1']
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# dict delete test
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data = []
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j = 6
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for i in range(65535):
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j = ((j*5+1) % 65535)
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data.append(str(j))
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for i in range(len(data)):
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z = data[i]
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a[z] = i
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b.append(z)
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if i % 3 == 0:
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y = b.pop()
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del a[y]
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# namedict delete test
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class A: pass
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a = A()
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b = ['0', '1']
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for i in range(len(data)):
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z = data[i]
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setattr(a, str(z), i)
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b.append(z)
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if i % 3 == 0:
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y = b.pop()
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delattr(a, y)
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a = {1: 2, 3: 4}
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assert a.pop(1) == 2
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try:
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a.pop(1)
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exit(1)
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except KeyError:
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pass
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assert a.pop(1, None) is None
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try:
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a.pop(1, 2, 3)
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exit(1)
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except TypeError:
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pass
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a = {1: 2, 3: 4}
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a['a'] = a
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assert repr(a) == "{1: 2, 3: 4, 'a': {...}}"
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# test gc
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import gc
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gc.collect()
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for k, v in a.items():
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pass
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assert gc.collect() == 1
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