def __init__(self, **kwargs): self.__dict__.update(self._defaults) for name, value in kwargs.items(): setattr(self, name, value) self.class_names, self.num_classes = get_classes(self.classes_path) self.generate() show_config(**self._defaults)
时间: 2024-04-28 16:21:43 浏览: 9
这段代码是Classification类的构造函数,使用__init__方法进行定义。该方法接受任意数量的关键字参数,并将它们保存到self.__dict__变量中。具体实现过程如下:
1. `self.__dict__.update(self._defaults)`:将默认参数_defaults更新到实例的字典__dict__中。
2. `for name, value in kwargs.items():`:遍历关键字参数kwargs中的所有项。
3. `setattr(self, name, value)`:将关键字参数的名称作为属性名,将其值保存为对应属性的值,并将其保存到实例的属性中。
4. `self.class_names, self.num_classes = get_classes(self.classes_path)`:调用get_classes函数,从类别文件中读取类别名称和类别总数,并将它们保存到实例的属性中。
5. `self.generate()`:调用generate方法,生成分类模型。
6. `show_config(**self._defaults)`:打印模型的配置信息。
相关问题
def __init__(self, **kwargs):
As an AI language model, I don't have a specific class or object to initialize, but generally speaking, the `__init__` method is a special method in Python classes that is called when an object is created. It is used to initialize the properties or attributes of the object with the values passed as arguments.
The `**kwargs` parameter in the `__init__` method allows you to pass any number of keyword arguments to the constructor. These arguments are collected into a dictionary with the parameter name as the key and the argument value as the value. This provides a flexible way to initialize the object with different sets of properties without having to define a specific constructor for each case.
For example:
```
class Person:
def __init__(self, **kwargs):
self.name = kwargs.get('name', 'John Doe')
self.age = kwargs.get('age', 30)
self.gender = kwargs.get('gender', 'Male')
# Creating an object of Person class with default values
person1 = Person()
# Creating an object of Person class with custom values
person2 = Person(name='Jane Doe', age=25, gender='Female')
```
In the above example, the `Person` class has an `__init__` method that accepts any number of keyword arguments. The method initializes the `name`, `age`, and `gender` properties of the object with the values passed as arguments or with default values if no arguments are provided.
The `person1` object is created with default values for all properties, while the `person2` object is created with custom values for all properties.
def __init__(self, *args, **kwargs):
在这个代码片段中,`__init__` 是一个特殊的方法,用于在创建类的实例时进行初始化操作。它是一个构造函数,负责接收传递给类的参数,并将它们分配给实例的属性。
`*args` 和 `**kwargs` 是两个常用的参数形式,用于处理不确定数量的位置参数和关键字参数。`*args` 表示接收任意数量的位置参数,它们被打包成一个元组。`**kwargs` 表示接收任意数量的关键字参数,它们被打包成一个字典。
在 `__init__` 方法中,你可以根据需要使用这两个参数形式来接收并处理传递给类的参数。