![\"python\u5982\u4f55\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\"](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25135252\/99a0e6e9-61c9-4f6f-87cf-4eb55ac7886d.webp\")
<\/p>\n<\/p>\n
\u5728Python\u4e2d\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u3001\u6570\u7ec4\u6a21\u5757\u3001NumPy\u5e93\u7b49\u65b9\u5f0f\u6765\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong>\u3002\u5176\u4e2d\uff0c\u4f7f\u7528\u5217\u8868\u662f\u6700\u5e38\u89c1\u548c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u4f7f\u7528\u5217\u8868\u6765\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u65b9\u6cd5\uff0c\u5e76\u5c55\u793a\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<\/p>\n Python\u7684\u5217\u8868\u662f\u4e00\u79cd\u5185\u7f6e\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u5305\u62ec\u5bf9\u8c61\u5b9e\u4f8b\u3002\u901a\u8fc7\u5217\u8868\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u548c\u64cd\u4f5c\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u7136\u540e\u4f7f\u7528\u8fd9\u4e2a\u7c7b\u521b\u5efa\u591a\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u5e76\u5c06\u8fd9\u4e9b\u5b9e\u4f8b\u5bf9\u8c61\u5b58\u50a8\u5728\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n for obj in object_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a \u867d\u7136\u5217\u8868\u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u4e4b\u4e00\uff0c\u4f46\u6709\u65f6\u6211\u4eec\u53ef\u80fd\u5e0c\u671b\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6570\u636e\u7ed3\u6784\u6765\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u3002Python\u7684 NumPy\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u591a\u7ef4\u6570\u7ec4\u5bf9\u8c61 \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u5e0c\u671b\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u7ed3\u6784\u6765\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u6570\u7ec4\u3002\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7c7b\u6765\u5b9e\u73b0\u8fd9\u4e00\u76ee\u7684\u3002<\/p>\n<\/p>\n def __init__(self):<\/p>\n self.array = []<\/p>\n def add(self, obj):<\/p>\n self.array.append(obj)<\/p>\n def get(self, index):<\/p>\n return self.array[index]<\/p>\n def display_all(self):<\/p>\n for obj in self.array:<\/p>\n obj.display()<\/p>\n object_array = ObjectArray()<\/p>\n for i in range(5):<\/p>\n object_array.add(MyClass(i))<\/p>\n object_array.display_all()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a \u5728Python\u4e2d\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u6709\u591a\u79cd\u65b9\u5f0f\uff0c\u6700\u5e38\u89c1\u548c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5217\u8868\u3002\u5217\u8868\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u5305\u62ec\u81ea\u5b9a\u4e49\u5bf9\u8c61\u5b9e\u4f8b\u3002\u867d\u7136 \u65e0\u8bba\u4f7f\u7528\u54ea\u79cd\u65b9\u6cd5\uff0c\u5173\u952e\u5728\u4e8e\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u6700\u9002\u5408\u7684\u6570\u636e\u7ed3\u6784\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u901a\u8fc7\u5408\u7406\u9009\u62e9\u548c\u4f7f\u7528\u6570\u636e\u7ed3\u6784\uff0c\u6211\u4eec\u53ef\u4ee5\u9ad8\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n \u9664\u4e86\u57fa\u672c\u7684\u521b\u5efa\u548c\u8bbf\u95ee\u64cd\u4f5c\u4e4b\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u8fdb\u884c\u4e00\u4e9b\u9ad8\u7ea7\u64cd\u4f5c\uff0c\u4f8b\u5982\u6392\u5e8f\u3001\u7b5b\u9009\u3001\u6620\u5c04\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u4f53\u7684\u793a\u4f8b\u3002<\/p>\n<\/p>\n \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u5185\u7f6e\u7684 def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5, 0, -1)]<\/p>\n sorted_array = sorted(object_array, key=lambda obj: obj.value)<\/p>\n for obj in sorted_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u6216\u5185\u7f6e\u7684 def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(10)]<\/p>\n filtered_array = [obj for obj in object_array if obj.value % 2 == 0]<\/p>\n for obj in filtered_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u5bf9 \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u6216\u5185\u7f6e\u7684 def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n mapped_array = [MyClass(obj.value * 2) for obj in object_array]<\/p>\n for obj in mapped_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u5bf9 \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u5c06\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\uff0c\u4ee5\u4fbf\u5728\u4ee5\u540e\u52a0\u8f7d\u548c\u4f7f\u7528\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n with open('object_array.pkl', 'wb') as file:<\/p>\n pickle.dump(object_array, file)<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n with open('object_array.pkl', 'rb') as file:<\/p>\n loaded_array = pickle.load(file)<\/p>\n for obj in loaded_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u5728\u5904\u7406\u5927\u91cf\u5b9e\u4f8b\u5bf9\u8c61\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u5e76\u884c\u5904\u7406\u6765\u63d0\u9ad8\u6548\u7387\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5e76\u884c\u5904\u7406\u7684\u65b9\u6cd5\uff0c\u4f8b\u5982\u591a\u7ebf\u7a0b\u3001\u591a\u8fdb\u7a0b\u548c\u5e76\u884c\u8ba1\u7b97\u5e93\uff08\u5982 \u867d\u7136Python\u7684\u5168\u5c40\u89e3\u91ca\u5668\u9501\uff08GIL\uff09\u9650\u5236\u4e86\u591a\u7ebf\u7a0b\u7684\u5e76\u884c\u6267\u884c\uff0c\u4f46\u5bf9\u4e8eI\/O\u5bc6\u96c6\u578b\u4efb\u52a1\uff0c\u591a\u7ebf\u7a0b\u4ecd\u7136\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n def thread_function(obj):<\/p>\n obj.display()<\/p>\n threads = []<\/p>\n for obj in object_array:<\/p>\n thread = threading.Thread(target=thread_function, args=(obj,))<\/p>\n threads.append(thread)<\/p>\n thread.start()<\/p>\n for thread in threads:<\/p>\n thread.join()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u5bf9\u4e8eCPU\u5bc6\u96c6\u578b\u4efb\u52a1\uff0c\u591a\u8fdb\u7a0b\u53ef\u4ee5\u66f4\u597d\u5730\u5229\u7528\u591a\u6838CPU\uff0c\u63d0\u9ad8\u5e76\u884c\u5904\u7406\u6027\u80fd\u3002<\/p>\n<\/p>\n class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n def process_function(obj):<\/p>\n obj.display()<\/p>\n processes = []<\/p>\n for obj in object_array:<\/p>\n process = multiprocessing.Process(target=process_function, args=(obj,))<\/p>\n processes.append(process)<\/p>\n process.start()<\/p>\n for process in processes:<\/p>\n process.join()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5e76\u884c\u8ba1\u7b97\u5e93\uff08\u5982 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n def thread_function(obj):<\/p>\n obj.display()<\/p>\n with ThreadPoolExecutor(max_workers=5) as executor:<\/p>\n futures = [executor.submit(thread_function, obj) for obj in object_array]<\/p>\n for future in futures:<\/p>\n future.result()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u8fdb\u884c\u53ef\u89c6\u5316\uff0c\u4ee5\u4fbf\u66f4\u76f4\u89c2\u5730\u7406\u89e3\u6570\u636e\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cd\u53ef\u89c6\u5316\u5e93\uff0c\u5982 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n object_array = [MyClass(i) for i in range(10)]<\/p>\n values = [obj.value for obj in object_array]<\/p>\n plt.plot(values)<\/p>\n plt.xlabel('Index')<\/p>\n plt.ylabel('Value')<\/p>\n plt.title('Instance Object Values')<\/p>\n plt.show()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 import matplotlib.pyplot as plt<\/p>\n class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n object_array = [MyClass(i) for i in range(10)]<\/p>\n values = [obj.value for obj in object_array]<\/p>\n sns.barplot(x=list(range(len(values))), y=values)<\/p>\n plt.xlabel('Index')<\/p>\n plt.ylabel('Value')<\/p>\n plt.title('Instance Object Values')<\/p>\n plt.show()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u52a8\u6001\u5730\u7ba1\u7406\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\uff0c\u4f8b\u5982\u6dfb\u52a0\u3001\u5220\u9664\u6216\u66f4\u65b0\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u7684 def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n new_obj = MyClass(5)<\/p>\n object_array.append(new_obj)<\/p>\n for obj in object_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u7684 \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u7684 def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n object_array.remove(object_array[2])<\/p>\n for obj in object_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u7684 \u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u7684\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u52a8\u6001\u66f4\u65b0\u5176\u5c5e\u6027\u503c\u3002<\/p>\n<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n object_array[2].value = 10<\/p>\n for obj in object_array:<\/p>\n obj.display()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u76f4\u63a5\u8bbf\u95ee\u5e76\u4fee\u6539 \u5728\u591a\u7ebf\u7a0b\u73af\u5883\u4e2d\uff0c\u7ba1\u7406\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u65f6\u9700\u8981\u6ce8\u610f\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cd\u540c\u6b65\u673a\u5236\uff0c\u4f8b\u5982\u9501\u3001\u4fe1\u53f7\u91cf\u548c\u6761\u4ef6\u53d8\u91cf\u3002<\/p>\n<\/p>\n \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n lock = threading.Lock()<\/p>\n def thread_function(obj):<\/p>\n with lock:<\/p>\n obj.display()<\/p>\n threads = []<\/p>\n for obj in object_array:<\/p>\n thread = threading.Thread(target=thread_function, args=(obj,))<\/p>\n threads.append(thread)<\/p>\n thread.start()<\/p>\n for thread in threads:<\/p>\n thread.join()<\/p>\n <\/code><\/pre>\n<\/p>\n \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 \u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528 class MyClass:<\/p>\n def __init__(self, value):<\/p>\n self.value = value<\/p>\n def display(self):<\/p>\n print(f"Value: {self.value}")<\/p>\n object_array = [MyClass(i) for i in range(5)]<\/p>\n semaphore = threading.Semaphore<\/p>\n <\/code><\/pre>\n<\/p>\n \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u7684\u6570\u7ec4\uff1f<\/strong> \u6b64\u793a\u4f8b\u4e2d\uff0c \u5982\u4f55\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff1f<\/strong> \u8fd9\u4f7f\u5f97\u7ba1\u7406\u548c\u64cd\u4f5c\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u53d8\u5f97\u975e\u5e38\u7075\u6d3b\u3002<\/p>\n \u5728Python\u4e2d\uff0c\u5982\u4f55\u904d\u5386\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\uff1f<\/strong> \u6b64\u4ee3\u7801\u5c06\u6253\u5370\u51fa\u6bcf\u53ea\u72d7\u7684\u540d\u5b57\uff0c\u65b9\u4fbf\u8fdb\u884c\u6279\u91cf\u5904\u7406\u6216\u8f93\u51fa\u64cd\u4f5c\u3002\u4f7f\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u8f7b\u677e\u5730\u5bf9\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u3001\u6570\u7ec4\u6a21\u5757\u3001NumPy\u5e93\u7b49\u65b9\u5f0f\u6765\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61 […]","protected":false},"author":3,"featured_media":1186506,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1186500"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1186500"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1186500\/revisions"}],"predecessor-version":[{"id":1186508,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1186500\/revisions\/1186508"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1186506"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1186500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1186500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1186500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u4e00\u3001\u4f7f\u7528\u5217\u8868\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h3>\n<\/p>\n
1. \u521b\u5efa\u7c7b\u548c\u5b9e\u4f8b<\/h4>\n<\/p>\n
class MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
MyClass<\/code> \u7684\u7c7b\uff0c\u5176\u6784\u9020\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570 value<\/code>\uff0c\u5e76\u5c06\u5176\u8d4b\u503c\u7ed9\u5b9e\u4f8b\u53d8\u91cf self.value<\/code>\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b5\u4e2a MyClass<\/code> \u5b9e\u4f8b\u7684\u5217\u8868 object_array<\/code>\u3002\u6700\u540e\uff0c\u6211\u4eec\u904d\u5386 object_array<\/code> \u5e76\u8c03\u7528\u6bcf\u4e2a\u5b9e\u4f8b\u7684 display<\/code> \u65b9\u6cd5\u3002<\/p>\n<\/p>\n\u4e8c\u3001\u4f7f\u7528\u6570\u7ec4\u6a21\u5757\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h3>\n<\/p>\n
array<\/code> \u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6570\u7ec4\u7c7b\u578b\uff0c\u53ef\u4ee5\u5b58\u50a8\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\uff08\u4f8b\u5982\u6574\u6570\u3001\u6d6e\u70b9\u6570\u7b49\uff09\u3002\u7136\u800c\uff0carray<\/code> \u6a21\u5757\u4e0d\u652f\u6301\u5b58\u50a8\u81ea\u5b9a\u4e49\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n\u4e09\u3001\u4f7f\u7528NumPy\u5e93\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h3>\n<\/p>\n
ndarray<\/code>\u3002\u7136\u800c\uff0cNumPy\u6570\u7ec4\u4e3b\u8981\u7528\u4e8e\u5b58\u50a8\u6570\u503c\u6570\u636e\uff0c\u5e76\u4e0d\u76f4\u63a5\u652f\u6301\u5b58\u50a8\u81ea\u5b9a\u4e49\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n\u56db\u3001\u4f7f\u7528\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\u58f0\u660e\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h3>\n<\/p>\n
class ObjectArray:<\/p>\n\u4f7f\u7528\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u6570\u7ec4<\/strong><\/h2>\n
ObjectArray<\/code> \u7684\u81ea\u5b9a\u4e49\u7c7b\uff0c\u5176\u5185\u90e8\u4f7f\u7528\u5217\u8868\u6765\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u3002\u8be5\u7c7b\u63d0\u4f9b\u4e86 add<\/code> \u65b9\u6cd5\u6765\u6dfb\u52a0\u5bf9\u8c61\u5b9e\u4f8b\uff0cget<\/code> \u65b9\u6cd5\u6765\u83b7\u53d6\u6307\u5b9a\u7d22\u5f15\u5904\u7684\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u4ee5\u53ca display_all<\/code> \u65b9\u6cd5\u6765\u904d\u5386\u5e76\u663e\u793a\u6240\u6709\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n\u4e94\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
array<\/code> \u6a21\u5757\u548cNumPy\u5e93\u4e3b\u8981\u7528\u4e8e\u5b58\u50a8\u6570\u503c\u6570\u636e\uff0c\u4f46\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\u6765\u5b9e\u73b0\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u6570\u7ec4\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n\u516d\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u9ad8\u7ea7\u64cd\u4f5c<\/h3>\n<\/p>\n
1. \u6392\u5e8f\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
sorted<\/code> \u51fd\u6570\u6216\u5217\u8868\u7684 sort<\/code> \u65b9\u6cd5\u6765\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002\u4e3a\u4e86\u5b9e\u73b0\u6392\u5e8f\uff0c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u6392\u5e8f\u7684\u5173\u952e\u51fd\u6570\u3002<\/p>\n<\/p>\nclass MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u6392\u5e8f\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u6392\u5e8f\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
sorted<\/code> \u51fd\u6570\u5bf9 object_array<\/code> \u8fdb\u884c\u6392\u5e8f\uff0c\u5e76\u4f7f\u7528 lambda<\/code> \u8868\u8fbe\u5f0f\u6307\u5b9a\u6392\u5e8f\u7684\u5173\u952e\u51fd\u6570\uff08\u5373\u6309 value<\/code> \u5c5e\u6027\u8fdb\u884c\u6392\u5e8f\uff09\u3002\u7136\u540e\uff0c\u6211\u4eec\u904d\u5386\u5e76\u663e\u793a\u6392\u5e8f\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n2. \u7b5b\u9009\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
filter<\/code> \u51fd\u6570\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u8fdb\u884c\u7b5b\u9009\u3002<\/p>\n<\/p>\nclass MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u7b5b\u9009\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u7b5b\u9009\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
object_array<\/code> \u8fdb\u884c\u7b5b\u9009\uff0c\u53ea\u4fdd\u7559 value<\/code> \u5c5e\u6027\u4e3a\u5076\u6570\u7684\u5b9e\u4f8b\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u6211\u4eec\u904d\u5386\u5e76\u663e\u793a\u7b5b\u9009\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n3. \u6620\u5c04\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
map<\/code> \u51fd\u6570\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u8fdb\u884c\u6620\u5c04\u64cd\u4f5c\u3002<\/p>\n<\/p>\nclass MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u6620\u5c04\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u6620\u5c04\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
object_array<\/code> \u8fdb\u884c\u6620\u5c04\uff0c\u5c06\u6bcf\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u7684 value<\/code> \u5c5e\u6027\u503c\u4e58\u4ee52\uff0c\u5e76\u521b\u5efa\u65b0\u7684 MyClass<\/code> \u5b9e\u4f8b\u3002\u7136\u540e\uff0c\u6211\u4eec\u904d\u5386\u5e76\u663e\u793a\u6620\u5c04\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n\u4e03\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u6301\u4e45\u5316<\/h3>\n<\/p>\n
pickle<\/code> \u6a21\u5757\u6765\u5b9e\u73b0\u5bf9\u8c61\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\uff0c\u4ece\u800c\u5b9e\u73b0\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u6301\u4e45\u5316\u3002<\/p>\n<\/p>\n1. \u4fdd\u5b58\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u5230\u6587\u4ef6<\/h4>\n<\/p>\n
import pickle<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u4fdd\u5b58\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u5230\u6587\u4ef6<\/strong><\/h2>\n
pickle.dump<\/code> \u51fd\u6570\u5c06 object_array<\/code> \u5e8f\u5217\u5316\u5e76\u4fdd\u5b58\u5230\u6587\u4ef6 object_array.pkl<\/code> \u4e2d\u3002<\/p>\n<\/p>\n2. \u4ece\u6587\u4ef6\u52a0\u8f7d\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
import pickle<\/p>\n\u4ece\u6587\u4ef6\u52a0\u8f7d\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u52a0\u8f7d\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
pickle.load<\/code> \u51fd\u6570\u4ece\u6587\u4ef6 object_array.pkl<\/code> \u4e2d\u52a0\u8f7d\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4 loaded_array<\/code>\u3002\u7136\u540e\uff0c\u6211\u4eec\u904d\u5386\u5e76\u663e\u793a\u52a0\u8f7d\u540e\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n<\/p>\n\u516b\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u5e76\u884c\u5904\u7406<\/h3>\n<\/p>\n
joblib<\/code> \u548c concurrent.futures<\/code>\uff09\u3002<\/p>\n<\/p>\n1. \u4f7f\u7528\u591a\u7ebf\u7a0b\u5904\u7406\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
import threading<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u5b9a\u4e49\u7ebf\u7a0b\u51fd\u6570<\/strong><\/h2>\n
\u521b\u5efa\u5e76\u542f\u52a8\u7ebf\u7a0b<\/strong><\/h2>\n
\u7b49\u5f85\u6240\u6709\u7ebf\u7a0b\u5b8c\u6210<\/strong><\/h2>\n
threading.Thread<\/code> \u7c7b\u521b\u5efa\u5e76\u542f\u52a8\u591a\u4e2a\u7ebf\u7a0b\uff0c\u6bcf\u4e2a\u7ebf\u7a0b\u6267\u884c thread_function<\/code> \u51fd\u6570\uff0c\u5e76\u4f20\u9012\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u3002\u7136\u540e\uff0c\u6211\u4eec\u7b49\u5f85\u6240\u6709\u7ebf\u7a0b\u5b8c\u6210\u3002<\/p>\n<\/p>\n2. \u4f7f\u7528\u591a\u8fdb\u7a0b\u5904\u7406\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
import multiprocessing<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u5b9a\u4e49\u8fdb\u7a0b\u51fd\u6570<\/strong><\/h2>\n
\u521b\u5efa\u5e76\u542f\u52a8\u8fdb\u7a0b<\/strong><\/h2>\n
\u7b49\u5f85\u6240\u6709\u8fdb\u7a0b\u5b8c\u6210<\/strong><\/h2>\n
multiprocessing.Process<\/code> \u7c7b\u521b\u5efa\u5e76\u542f\u52a8\u591a\u4e2a\u8fdb\u7a0b\uff0c\u6bcf\u4e2a\u8fdb\u7a0b\u6267\u884c process_function<\/code> \u51fd\u6570\uff0c\u5e76\u4f20\u9012\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u3002\u7136\u540e\uff0c\u6211\u4eec\u7b49\u5f85\u6240\u6709\u8fdb\u7a0b\u5b8c\u6210\u3002<\/p>\n<\/p>\n3. \u4f7f\u7528\u5e76\u884c\u8ba1\u7b97\u5e93\u5904\u7406\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
joblib<\/code> \u548c concurrent.futures<\/code>\uff09\u6765\u7b80\u5316\u5e76\u884c\u5904\u7406\u7684\u5b9e\u73b0\u3002<\/p>\n<\/p>\nfrom concurrent.futures import ThreadPoolExecutor<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u5b9a\u4e49\u7ebf\u7a0b\u51fd\u6570<\/strong><\/h2>\n
\u4f7f\u7528ThreadPoolExecutor\u8fdb\u884c\u5e76\u884c\u5904\u7406<\/strong><\/h2>\n
\u7b49\u5f85\u6240\u6709\u4efb\u52a1\u5b8c\u6210<\/strong><\/h2>\n
concurrent.futures.ThreadPoolExecutor<\/code> \u7c7b\u521b\u5efa\u4e00\u4e2a\u7ebf\u7a0b\u6c60\uff0c\u5e76\u63d0\u4ea4\u591a\u4e2a\u4efb\u52a1\u8fdb\u884c\u5e76\u884c\u5904\u7406\u3002\u7136\u540e\uff0c\u6211\u4eec\u7b49\u5f85\u6240\u6709\u4efb\u52a1\u5b8c\u6210\u3002<\/p>\n<\/p>\n\u4e5d\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u53ef\u89c6\u5316<\/h3>\n<\/p>\n
matplotlib<\/code>\u3001seaborn<\/code> \u548c plotly<\/code>\u3002<\/p>\n<\/p>\n1. \u4f7f\u7528matplotlib\u8fdb\u884c\u53ef\u89c6\u5316<\/h4>\n<\/p>\n
import matplotlib.pyplot as plt<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u63d0\u53d6\u5bf9\u8c61\u5c5e\u6027\u503c<\/strong><\/h2>\n
\u7ed8\u5236\u6298\u7ebf\u56fe<\/strong><\/h2>\n
matplotlib.pyplot<\/code> \u6a21\u5757\u7ed8\u5236\u6298\u7ebf\u56fe\uff0c\u663e\u793a\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u6bcf\u4e2a\u5bf9\u8c61\u7684 value<\/code> \u5c5e\u6027\u503c\u3002<\/p>\n<\/p>\n2. \u4f7f\u7528seaborn\u8fdb\u884c\u53ef\u89c6\u5316<\/h4>\n<\/p>\n
import seaborn as sns<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u63d0\u53d6\u5bf9\u8c61\u5c5e\u6027\u503c<\/strong><\/h2>\n
\u7ed8\u5236\u67f1\u72b6\u56fe<\/strong><\/h2>\n
seaborn<\/code> \u5e93\u7ed8\u5236\u67f1\u72b6\u56fe\uff0c\u663e\u793a\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u6bcf\u4e2a\u5bf9\u8c61\u7684 value<\/code> \u5c5e\u6027\u503c\u3002<\/p>\n<\/p>\n\u5341\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u52a8\u6001\u7ba1\u7406<\/h3>\n<\/p>\n
1. \u52a8\u6001\u6dfb\u52a0\u5bf9\u8c61\u5b9e\u4f8b<\/h4>\n<\/p>\n
append<\/code> \u65b9\u6cd5\u52a8\u6001\u5730\u5411\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u6dfb\u52a0\u65b0\u7684\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\nclass MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u52a8\u6001\u6dfb\u52a0\u5bf9\u8c61\u5b9e\u4f8b<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
append<\/code> \u65b9\u6cd5\u5c06\u65b0\u7684\u5bf9\u8c61\u5b9e\u4f8b new_obj<\/code> \u6dfb\u52a0\u5230 object_array<\/code> \u4e2d\u3002<\/p>\n<\/p>\n2. \u52a8\u6001\u5220\u9664\u5bf9\u8c61\u5b9e\u4f8b<\/h4>\n<\/p>\n
remove<\/code> \u65b9\u6cd5\u6216 del<\/code> \u5173\u952e\u5b57\u52a8\u6001\u5730\u4ece\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u5220\u9664\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\nclass MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u52a8\u6001\u5220\u9664\u5bf9\u8c61\u5b9e\u4f8b<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
remove<\/code> \u65b9\u6cd5\u5220\u9664 object_array<\/code> \u4e2d\u7684\u7b2c\u4e09\u4e2a\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n3. \u52a8\u6001\u66f4\u65b0\u5bf9\u8c61\u5b9e\u4f8b<\/h4>\n<\/p>\n
class MyClass:<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u52a8\u6001\u66f4\u65b0\u5bf9\u8c61\u5b9e\u4f8b<\/strong><\/h2>\n
\u8bbf\u95ee\u548c\u4f7f\u7528\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
object_array<\/code> \u4e2d\u7b2c\u4e09\u4e2a\u5bf9\u8c61\u5b9e\u4f8b\u7684 value<\/code> \u5c5e\u6027\u503c\u3002<\/p>\n<\/p>\n\u5341\u4e00\u3001\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u7ebf\u7a0b\u5b89\u5168\u7ba1\u7406<\/h3>\n<\/p>\n
1. \u4f7f\u7528\u9501\u4fdd\u62a4\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
threading.Lock<\/code> \u7c7b\u521b\u5efa\u4e00\u4e2a\u9501\u5bf9\u8c61\uff0c\u5e76\u5728\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u65f6\u8fdb\u884c\u52a0\u9501\u548c\u89e3\u9501\u64cd\u4f5c\u3002<\/p>\n<\/p>\nimport threading<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u5b9a\u4e49\u7ebf\u7a0b\u51fd\u6570<\/strong><\/h2>\n
\u521b\u5efa\u5e76\u542f\u52a8\u7ebf\u7a0b<\/strong><\/h2>\n
\u7b49\u5f85\u6240\u6709\u7ebf\u7a0b\u5b8c\u6210<\/strong><\/h2>\n
threading.Lock<\/code> \u7c7b\u521b\u5efa\u4e00\u4e2a\u9501\u5bf9\u8c61 lock<\/code>\uff0c\u5e76\u5728 thread_function<\/code> \u51fd\u6570\u4e2d\u4f7f\u7528 with<\/code> \u8bed\u53e5\u8fdb\u884c\u52a0\u9501\u548c\u89e3\u9501\u64cd\u4f5c\uff0c\u4ee5\u786e\u4fdd\u5bf9\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u7684\u8bbf\u95ee\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/p>\n<\/p>\n2. \u4f7f\u7528\u4fe1\u53f7\u91cf\u4fdd\u62a4\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/h4>\n<\/p>\n
threading.Semaphore<\/code> \u7c7b\u521b\u5efa\u4e00\u4e2a\u4fe1\u53f7\u91cf\u5bf9\u8c61\uff0c\u5e76\u5728\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u65f6\u8fdb\u884c\u4fe1\u53f7\u91cf\u7684\u83b7\u53d6\u548c\u91ca\u653e\u64cd\u4f5c\u3002<\/p>\n<\/p>\nimport threading<\/p>\n\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4<\/strong><\/h2>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u6765\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u7684\u6570\u7ec4\u3002\u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u7136\u540e\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6216\u5faa\u73af\u6765\u5b9e\u4f8b\u5316\u5bf9\u8c61\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2aDog<\/code>\u7c7b\uff0c\u53ef\u4ee5\u5982\u4e0b\u521b\u5efa\u4e00\u4e2a\u72d7\u7684\u5b9e\u4f8b\u6570\u7ec4\uff1a<\/p>\nclass Dog:\n def __init__(self, name):\n self.name = name\n\ndogs = [Dog("Buddy"), Dog("Max"), Dog("Charlie")]\n<\/code><\/pre>\ndogs<\/code>\u5217\u8868\u5305\u542b\u4e86\u4e09\u4e2aDog<\/code>\u5bf9\u8c61\u3002<\/p>\n
\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u3002\u5bf9\u4e8e\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u6bcf\u4e2a\u5bf9\u8c61\uff0c\u5e76\u4fee\u6539\u5176\u5c5e\u6027\u3002\u4f8b\u5982\uff1a<\/p>\nprint(dogs[0].name) # \u8f93\u51fa: Buddy\ndogs[0].name = "Bella" # \u4fee\u6539\u7b2c\u4e00\u4e2a\u72d7\u7684\u540d\u5b57\n<\/code><\/pre>\n
\u904d\u5386\u5b9e\u4f8b\u5bf9\u8c61\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528for<\/code>\u5faa\u73af\uff0c\u9010\u4e2a\u8bbf\u95ee\u5bf9\u8c61\u5e76\u6267\u884c\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a<\/p>\nfor dog in dogs:\n print(dog.name)\n<\/code><\/pre>\n