{"id":1087909,"date":"2025-01-08T13:39:32","date_gmt":"2025-01-08T05:39:32","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1087909.html"},"modified":"2025-01-08T13:39:34","modified_gmt":"2025-01-08T05:39:34","slug":"python%e5%a6%82%e4%bd%95%e5%ba%8f%e5%88%97%e5%8c%96%e5%af%b9%e8%b1%a1%e5%88%b0%e6%96%87%e4%bb%b6-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1087909.html","title":{"rendered":"python\u5982\u4f55\u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6"},"content":{"rendered":"

\"python\u5982\u4f55\u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6\"<\/p>\n

Python\u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6\u7684\u51e0\u79cd\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528pickle\u6a21\u5757\u3001\u4f7f\u7528json\u6a21\u5757\u3001\u4f7f\u7528shelve\u6a21\u5757\u3002<\/strong>\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u8fd9\u51e0\u79cd\u65b9\u6cd5\uff0c\u5e76\u8be6\u7ec6\u63cf\u8ff0\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u5c06Python\u5bf9\u8c61\u5e8f\u5217\u5316\u5230\u6587\u4ef6\u4e2d\u3002<\/p>\n<\/p>\n

\u4e00\u3001PICKLE\u6a21\u5757<\/h3>\n<\/p>\n

1\u3001\u4ecb\u7ecd<\/h4>\n<\/p>\n

Pickle\u662fPython\u5185\u7f6e\u7684\u6a21\u5757\u4e4b\u4e00\uff0c\u7528\u4e8e\u5c06Python\u5bf9\u8c61\u5e8f\u5217\u5316\u6210\u5b57\u8282\u6d41\uff0c\u5e76\u5c06\u5176\u5199\u5165\u6587\u4ef6\u6216\u5176\u4ed6\u6570\u636e\u6d41\u4e2d\u3002\u53cd\u5e8f\u5217\u5316\u5219\u662f\u4ece\u5b57\u8282\u6d41\u4e2d\u6062\u590dPython\u5bf9\u8c61\u3002Pickle\u6a21\u5757\u53ef\u4ee5\u5e8f\u5217\u5316\u51e0\u4e4e\u6240\u6709\u7684Python\u5bf9\u8c61\uff0c\u5305\u62ec\u81ea\u5b9a\u4e49\u7c7b\u7684\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n

2\u3001\u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316<\/h4>\n<\/p>\n

\u4f7f\u7528pickle\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u975e\u5e38\u7b80\u5355\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n

import pickle<\/p>\n
\u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b<\/strong><\/h2>\n
class Person:<\/p>\n
    def __init__(self, name, age):<\/p>\n
        self.name = name<\/p>\n
        self.age = age<\/p>\n
\u521b\u5efa\u4e00\u4e2aPerson\u5bf9\u8c61<\/strong><\/h2>\n
person = Person("Alice", 30)<\/p>\n
\u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/strong><\/h2>\n
with open("person.pkl", "wb") as file:<\/p>\n
    pickle.dump(person, file)<\/p>\n
\u53cd\u5e8f\u5217\u5316\u5bf9\u8c61\u4ece\u6587\u4ef6<\/strong><\/h2>\n
with open("person.pkl", "rb") as file:<\/p>\n
    loaded_person = pickle.load(file)<\/p>\n
print(f"Name: {loaded_person.name}, Age: {loaded_person.age}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aPerson<\/code>\u7684\u7c7b\uff0c\u5e76\u521b\u5efa\u4e86\u4e00\u4e2aPerson<\/code>\u5bf9\u8c61\u3002\u7136\u540e\u4f7f\u7528pickle.dump()<\/code>\u65b9\u6cd5\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u5e76\u5199\u5165\u6587\u4ef6person.pkl<\/code>\u3002\u63a5\u7740\u4f7f\u7528pickle.load()<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5bf9\u8c61\u5e76\u53cd\u5e8f\u5217\u5316\u3002<\/p>\n<\/p>\n
3\u3001\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879<\/h4>\n<\/p>\n
\u867d\u7136pickle\u6a21\u5757\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u9700\u8981\u6ce8\u610f\u7684\u4e8b\u9879\uff1a<\/p>\n<\/p>\n
    \n
  • \u5b89\u5168\u6027<\/strong>\uff1a\u4e0d\u8981\u53cd\u5e8f\u5217\u5316\u6765\u81ea\u4e0d\u4fe1\u4efb\u6216\u4e0d\u5b89\u5168\u6765\u6e90\u7684\u6570\u636e\uff0c\u56e0\u4e3apickle\u6a21\u5757\u53ef\u4ee5\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002<\/li>\n
  • \u517c\u5bb9\u6027<\/strong>\uff1aPickle\u6570\u636e\u683c\u5f0f\u5728\u4e0d\u540cPython\u7248\u672c\u4e4b\u95f4\u53ef\u80fd\u4e0d\u517c\u5bb9\uff0c\u56e0\u6b64\u5728\u4e0d\u540c\u7248\u672c\u7684Python\u4e4b\u95f4\u4f20\u9012\u6570\u636e\u65f6\u9700\u8981\u6ce8\u610f\u3002<\/li>\n<\/ul>\n
    \u4e8c\u3001JSON\u6a21\u5757<\/h3>\n<\/p>\n
    1\u3001\u4ecb\u7ecd<\/h4>\n<\/p>\n
    JSON\uff08JavaScript Object Notation\uff09\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6570\u636e\u4ea4\u6362\u683c\u5f0f\uff0c\u975e\u5e38\u6613\u4e8e\u4eba\u7c7b\u9605\u8bfb\u548c\u7f16\u5199\uff0c\u540c\u65f6\u4e5f\u6613\u4e8e\u673a\u5668\u89e3\u6790\u548c\u751f\u6210\u3002Python\u7684json\u6a21\u5757\u63d0\u4f9b\u4e86\u5c06Python\u5bf9\u8c61\u8f6c\u6362\u4e3aJSON\u683c\u5f0f\u7684\u529f\u80fd\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<\/p>\n
    2\u3001\u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316<\/h4>\n<\/p>\n
    \u4f7f\u7528json\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u4e5f\u5f88\u7b80\u5355\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n
    import json<\/p>\n
    \u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b<\/strong><\/h2>\n
    class Person:<\/p>\n
        def __init__(self, name, age):<\/p>\n
            self.name = name<\/p>\n
            self.age = age<\/p>\n
    \u521b\u5efa\u4e00\u4e2aPerson\u5bf9\u8c61<\/strong><\/h2>\n
    person = Person("Alice", 30)<\/p>\n
    \u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u5178<\/strong><\/h2>\n
    person_dict = {"name": person.name, "age": person.age}<\/p>\n
    \u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/strong><\/h2>\n
    with open("person.json", "w") as file:<\/p>\n
        json.dump(person_dict, file)<\/p>\n
    \u53cd\u5e8f\u5217\u5316\u5bf9\u8c61\u4ece\u6587\u4ef6<\/strong><\/h2>\n
    with open("person.json", "r") as file:<\/p>\n
        loaded_person_dict = json.load(file)<\/p>\n
    loaded_person = Person(loaded_person_dict)<\/p>\n
    print(f"Name: {loaded_person.name}, Age: {loaded_person.age}")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06Person<\/code>\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u5178\uff0c\u7136\u540e\u4f7f\u7528json.dump()<\/code>\u65b9\u6cd5\u5c06\u5b57\u5178\u5e8f\u5217\u5316\u5e76\u5199\u5165\u6587\u4ef6person.json<\/code>\u3002\u63a5\u7740\u4f7f\u7528json.load()<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5b57\u5178\u5e76\u53cd\u5e8f\u5217\u5316\u3002<\/p>\n<\/p>\n
    3\u3001\u81ea\u5b9a\u4e49\u7c7b\u7684\u5e8f\u5217\u5316<\/h4>\n<\/p>\n
    \u7531\u4e8eJSON\u6a21\u5757\u4e0d\u80fd\u76f4\u63a5\u5e8f\u5217\u5316\u81ea\u5b9a\u4e49\u7c7b\u7684\u5b9e\u4f8b\uff0c\u56e0\u6b64\u9700\u8981\u5c06\u81ea\u5b9a\u4e49\u7c7b\u7684\u5b9e\u4f8b\u8f6c\u6362\u4e3a\u5b57\u5178\u6216\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u5e8f\u5217\u5316\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u7684__dict__<\/code>\u5c5e\u6027\u6765\u83b7\u53d6\u5bf9\u8c61\u7684\u5c5e\u6027\u5b57\u5178\uff1a<\/p>\n<\/p>\n
    # \u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/p>\n
    with open("person.json", "w") as file:<\/p>\n
        json.dump(person.__dict__, file)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u4e09\u3001SHELVE\u6a21\u5757<\/h3>\n<\/p>\n
    1\u3001\u4ecb\u7ecd<\/h4>\n<\/p>\n
    Shelve\u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u6301\u4e45\u5316\u5b58\u50a8\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06Python\u5bf9\u8c61\u5b58\u50a8\u5728\u4e00\u4e2a\u7c7b\u4f3c\u4e8e\u6570\u636e\u5e93\u7684\u6587\u4ef6\u4e2d\u3002Shelve\u6a21\u5757\u5b9e\u9645\u4e0a\u4f7f\u7528pickle\u6a21\u5757\u6765\u5e8f\u5217\u5316\u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528dbm\u6a21\u5757\u6765\u5b58\u50a8\u5b57\u8282\u6d41\u3002<\/p>\n<\/p>\n
    2\u3001\u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316<\/h4>\n<\/p>\n
    \u4f7f\u7528shelve\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u4e5f\u5f88\u7b80\u5355\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n
    import shelve<\/p>\n
    \u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b<\/strong><\/h2>\n
    class Person:<\/p>\n
        def __init__(self, name, age):<\/p>\n
            self.name = name<\/p>\n
            self.age = age<\/p>\n
    \u521b\u5efa\u4e00\u4e2aPerson\u5bf9\u8c61<\/strong><\/h2>\n
    person = Person("Alice", 30)<\/p>\n
    \u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/strong><\/h2>\n
    with shelve.open("person_shelve.db") as db:<\/p>\n
        db["person"] = person<\/p>\n
    \u53cd\u5e8f\u5217\u5316\u5bf9\u8c61\u4ece\u6587\u4ef6<\/strong><\/h2>\n
    with shelve.open("person_shelve.db") as db:<\/p>\n
        loaded_person = db["person"]<\/p>\n
    print(f"Name: {loaded_person.name}, Age: {loaded_person.age}")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528shelve.open()<\/code>\u65b9\u6cd5\u6253\u5f00\u4e00\u4e2a\u6570\u636e\u5e93\u6587\u4ef6person_shelve.db<\/code>\uff0c\u7136\u540e\u5c06Person<\/code>\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\u3002\u63a5\u7740\uff0c\u6211\u4eec\u518d\u6b21\u6253\u5f00\u6570\u636e\u5e93\u5e76\u8bfb\u53d6\u5bf9\u8c61\u3002<\/p>\n<\/p>\n
    3\u3001\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879<\/h4>\n<\/p>\n
      \n
    • \u6587\u4ef6\u9501\u5b9a<\/strong>\uff1aShelve\u6a21\u5757\u5728\u591a\u7ebf\u7a0b\u6216\u591a\u8fdb\u7a0b\u73af\u5883\u4e2d\u4f7f\u7528\u65f6\u9700\u8981\u6ce8\u610f\u6587\u4ef6\u9501\u5b9a\u95ee\u9898\uff0c\u4ee5\u9632\u6b62\u6570\u636e\u635f\u574f\u3002<\/li>\n
    • \u6027\u80fd<\/strong>\uff1aShelve\u6a21\u5757\u9002\u7528\u4e8e\u5b58\u50a8\u4e2d\u5c0f\u89c4\u6a21\u7684\u6570\u636e\uff0c\u5bf9\u4e8e\u5927\u578b\u6570\u636e\u96c6\u53ef\u80fd\u4f1a\u6709\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<\/ul>\n
      \u56db\u3001\u5176\u4ed6\u5e8f\u5217\u5316\u65b9\u6cd5<\/h3>\n<\/p>\n
      \u9664\u4e86\u4e0a\u8ff0\u51e0\u79cd\u5e38\u7528\u7684\u5e8f\u5217\u5316\u65b9\u6cd5\uff0cPython\u8fd8\u6709\u5176\u4ed6\u5e8f\u5217\u5316\u65b9\u6cd5\uff0c\u5982\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\uff08\u5982msgpack<\/code>\u3001cbor<\/code>\u7b49\uff09\u8fdb\u884c\u5e8f\u5217\u5316\u3002\u8fd9\u4e9b\u5e93\u901a\u5e38\u5177\u6709\u66f4\u9ad8\u7684\u6027\u80fd\u6216\u66f4\u7d27\u51d1\u7684\u5b58\u50a8\u683c\u5f0f\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5e93\u3002<\/p>\n<\/p>\n
      1\u3001Msgpack<\/h4>\n<\/p>\n
      Msgpack\uff08MessagePack\uff09\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u4e8c\u8fdb\u5236\u5e8f\u5217\u5316\u683c\u5f0f\uff0c\u6bd4JSON\u66f4\u7d27\u51d1\u3002\u4f7f\u7528msgpack\u5e93\u53ef\u4ee5\u9ad8\u6548\u5730\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316Python\u5bf9\u8c61\u3002<\/p>\n<\/p>\n
      import msgpack<\/p>\n
      \u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b<\/strong><\/h2>\n
      class Person:<\/p>\n
          def __init__(self, name, age):<\/p>\n
              self.name = name<\/p>\n
              self.age = age<\/p>\n
      \u521b\u5efa\u4e00\u4e2aPerson\u5bf9\u8c61<\/strong><\/h2>\n
      person = Person("Alice", 30)<\/p>\n
      \u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u5178<\/strong><\/h2>\n
      person_dict = {"name": person.name, "age": person.age}<\/p>\n
      \u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/strong><\/h2>\n
      with open("person.msgpack", "wb") as file:<\/p>\n
          file.write(msgpack.packb(person_dict))<\/p>\n
      \u53cd\u5e8f\u5217\u5316\u5bf9\u8c61\u4ece\u6587\u4ef6<\/strong><\/h2>\n
      with open("person.msgpack", "rb") as file:<\/p>\n
          loaded_person_dict = msgpack.unpackb(file.read())<\/p>\n
      loaded_person = Person(loaded_person_dict)<\/p>\n
      print(f"Name: {loaded_person.name}, Age: {loaded_person.age}")<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      2\u3001CBOR<\/h4>\n<\/p>\n
      CBOR\uff08Concise Binary Object Representation\uff09\u662f\u4e00\u79cd\u7d27\u51d1\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u683c\u5f0f\uff0c\u7c7b\u4f3c\u4e8eJSON\uff0c\u4f46\u66f4\u9002\u5408\u4e8e\u673a\u5668\u89e3\u6790\u548c\u751f\u6210\u3002<\/p>\n<\/p>\n
      import cbor<\/p>\n
      \u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b<\/strong><\/h2>\n
      class Person:<\/p>\n
          def __init__(self, name, age):<\/p>\n
              self.name = name<\/p>\n
              self.age = age<\/p>\n
      \u521b\u5efa\u4e00\u4e2aPerson\u5bf9\u8c61<\/strong><\/h2>\n
      person = Person("Alice", 30)<\/p>\n
      \u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u5178<\/strong><\/h2>\n
      person_dict = {"name": person.name, "age": person.age}<\/p>\n
      \u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6<\/strong><\/h2>\n
      with open("person.cbor", "wb") as file:<\/p>\n
          file.write(cbor.dumps(person_dict))<\/p>\n
      \u53cd\u5e8f\u5217\u5316\u5bf9\u8c61\u4ece\u6587\u4ef6<\/strong><\/h2>\n
      with open("person.cbor", "rb") as file:<\/p>\n
          loaded_person_dict = cbor.loads(file.read())<\/p>\n
      loaded_person = Person(loaded_person_dict)<\/p>\n
      print(f"Name: {loaded_person.name}, Age: {loaded_person.age}")<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u4e94\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
      \u5728Python\u4e2d\uff0c\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u5230\u6587\u4ef6\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\u3002pickle\u6a21\u5757<\/strong>\u9002\u7528\u4e8e\u5e8f\u5217\u5316\u51e0\u4e4e\u6240\u6709\u7684Python\u5bf9\u8c61\uff0c\u4f46\u5728\u5b89\u5168\u6027\u548c\u517c\u5bb9\u6027\u65b9\u9762\u9700\u8981\u6ce8\u610f\uff1bjson\u6a21\u5757<\/strong>\u9002\u7528\u4e8e\u4e0e\u5176\u4ed6\u8bed\u8a00\u8fdb\u884c\u6570\u636e\u4ea4\u6362\uff0c\u4f46\u4e0d\u80fd\u76f4\u63a5\u5e8f\u5217\u5316\u81ea\u5b9a\u4e49\u7c7b\u7684\u5b9e\u4f8b\uff1bshelve\u6a21\u5757<\/strong>\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u6301\u4e45\u5316\u5b58\u50a8\u65b9\u6cd5\uff0c\u4f46\u5728\u591a\u7ebf\u7a0b\u6216\u591a\u8fdb\u7a0b\u73af\u5883\u4e2d\u9700\u8981\u6ce8\u610f\u6587\u4ef6\u9501\u5b9a\u95ee\u9898\uff1bmsgpack<\/strong>\u548ccbor<\/strong>\u7b49\u7b2c\u4e09\u65b9\u5e93\u5219\u63d0\u4f9b\u4e86\u66f4\u9ad8\u6548\u6216\u66f4\u7d27\u51d1\u7684\u5e8f\u5217\u5316\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
      \u6839\u636e\u5177\u4f53\u7684\u9700\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u5e8f\u5217\u5316\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u5b58\u50a8\u548c\u4f20\u8f93\u7684\u6548\u7387\uff0c\u540c\u65f6\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<\/p>\n
      \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
       \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u5bf9\u8c61\u7684\u5e8f\u5217\u5316\uff1f<\/strong>
      \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528pickle<\/code>\u6a21\u5757\u6765\u5b9e\u73b0\u5bf9\u8c61\u7684\u5e8f\u5217\u5316\u3002\u8be5\u6a21\u5757\u63d0\u4f9b\u4e86dump<\/code>\u548cload<\/code>\u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\uff0c\u5e76\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
      import pickle\n\n# \u5b9a\u4e49\u4e00\u4e2a\u793a\u4f8b\u5bf9\u8c61\ndata = {'name': 'Alice', 'age': 30}\n\n# \u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u5e76\u5199\u5165\u6587\u4ef6\nwith open('data.pkl', 'wb') as file:\n    pickle.dump(data, file)\n<\/code><\/pre>\n
      \u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5c06\u4efb\u4f55Python\u5bf9\u8c61\uff08\u5982\u5217\u8868\u3001\u5b57\u5178\u3001\u81ea\u5b9a\u4e49\u7c7b\u7b49\uff09\u5e8f\u5217\u5316\u5e76\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u3002<\/p>\n
      \u5e8f\u5217\u5316\u5bf9\u8c61\u540e\u5982\u4f55\u53cd\u5e8f\u5217\u5316\u56dePython\u5bf9\u8c61\uff1f<\/strong>
      \u53cd\u5e8f\u5217\u5316\u662f\u6307\u5c06\u5e8f\u5217\u5316\u7684\u5b57\u8282\u6d41\u8f6c\u6362\u56dePython\u5bf9\u8c61\u3002\u4f7f\u7528pickle<\/code>\u6a21\u5757\u7684load<\/code>\u51fd\u6570\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u53cd\u5e8f\u5217\u5316\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
      import pickle\n\n# \u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e8f\u5217\u5316\u7684\u5bf9\u8c61\nwith open('data.pkl', 'rb') as file:\n    loaded_data = pickle.load(file)\n\nprint(loaded_data)  # \u8f93\u51fa: {'name': 'Alice', 'age': 30}\n<\/code><\/pre>\n
      \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u6062\u590d\u4e4b\u524d\u4fdd\u5b58\u7684\u5bf9\u8c61\uff0c\u4fbf\u4e8e\u540e\u7eed\u5904\u7406\u3002<\/p>\n
      \u4f7f\u7528pickle<\/code>\u5e8f\u5217\u5316\u65f6\u6709\u54ea\u4e9b\u6ce8\u610f\u4e8b\u9879\uff1f<\/strong>
      \u5728\u4f7f\u7528pickle<\/code>\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u65f6\uff0c\u5e94\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n
        \n
      1. \u5b89\u5168\u6027<\/strong>\uff1a\u4ece\u4e0d\u53ef\u4fe1\u6765\u6e90\u52a0\u8f7d\u7684\u6570\u636e\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5b89\u5168\u98ce\u9669\uff0c\u5efa\u8bae\u4ec5\u52a0\u8f7d\u53ef\u4fe1\u6570\u636e\u3002<\/li>\n
      2. \u517c\u5bb9\u6027<\/strong>\uff1a\u4e0d\u540c\u7248\u672c\u7684Python\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5e8f\u5217\u5316\u6587\u4ef6\u4e0d\u517c\u5bb9\uff0c\u56e0\u6b64\u5728\u4e0d\u540c\u73af\u5883\u4e2d\u4f7f\u7528\u65f6\u9700\u8981\u8c28\u614e\u3002<\/li>\n
      3. \u6027\u80fd<\/strong>\uff1a\u5bf9\u4e8e\u5927\u578b\u5bf9\u8c61\uff0c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u53ef\u80fd\u4f1a\u8017\u8d39\u8f83\u591a\u65f6\u95f4\u548c\u5185\u5b58\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u683c\u5f0f\uff08\u5982JSON\uff09\u53ef\u80fd\u4f1a\u66f4\u9ad8\u6548\u3002<\/li>\n<\/ol>\n
        \u4e86\u89e3\u8fd9\u4e9b\u6ce8\u610f\u4e8b\u9879\u53ef\u4ee5\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u4f7f\u7528\u5bf9\u8c61\u5e8f\u5217\u5316\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5e8f\u5217\u5316\u5bf9\u8c61\u5230\u6587\u4ef6\u7684\u51e0\u79cd\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528pickle\u6a21\u5757\u3001\u4f7f\u7528json\u6a21\u5757\u3001\u4f7f\u7528shelve\u6a21\u5757\u3002\u672c\u6587 […]","protected":false},"author":3,"featured_media":1087920,"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\/1087909"}],"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=1087909"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1087909\/revisions"}],"predecessor-version":[{"id":1087921,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1087909\/revisions\/1087921"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1087920"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1087909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1087909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1087909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}