代码执行后: bash-3.2$ ./with_example02.py type: value: integer division or modulo by zero trace: Traceback (most recent call last): File "./with_example02.py", line 19, in sample.do_something() File "./with_example02.py", line 15, in do_something bar = 1/0 ZeroDivisionError: ...
这可以在任何需要使用枚举值的地方完成,例如函数、类或其他代码块。 defexample_function(enum_param):ifenum_param==MyEnum.ENUM_VALUE1:print("枚举值为ENUM_VALUE1")elifenum_param==MyEnum.ENUM_VALUE2:print("枚举值为ENUM_VALUE2")elifenum_param==MyEnum.ENUM_VALUE3:print("枚举值为ENUM_VALUE3")el...
Example #9Source File: test_enum.py From Fluid-Designer with GNU General Public License v3.0 6 votes def test_no_duplicates(self): class UniqueEnum(Enum): def __init__(self, *args): cls = self.__class__ if any(self.value == e.value for e in cls): a = self.name e = cls...
attributes on the class with the same name (see Enum for an example). """def__init__(self, fget=None, fset=None, fdel=None, doc=None): self.fget = fget self.fset = fset self.fdel = fdel# next two lines make DynamicClassAttribute act the same as propertyself.__doc__ = doco...
#Example 3 only if if 3 > 2: print("Exactly") # Exactly 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 4 一行合并字典 这个 单行代码段将向你展示如何使用一行代码将两个字典合并为一个。下面我展示了两种合并字典的方法。 # 在一行中合并字典 ...
周几Return:---boolExample:is_weekend(1)->Trueis_weekend(6)->Falseis_weekend(7)->False""" # 检查是不是工作日returnweekdayin(MONDAY,TUESDAY,WEDNESDAY,THURSDAY,FRIDAY)defis_work_day_enum(weekday):# 第一种写法 #returnweekdayin(Weekdays.MONDAY,Weekdays.TUESDAY,Weekdays.WEDNESDAY,Weekdays....
枚举是使用 class 语法来创建的,这使得它们易于读写。 另一种替代创建方法的描述见 Functional API。 要定义一个枚举,可以对 Enum 进行如下的子类化: >>> >>> from enum import Enum >>> class Color(Enum): ... RED = 1 ... GREEN = 2 ... BLUE = 3 ... 注解 Enum 的成员值 成员值可以...
class Season(Enum): SPRING = 1 SUMMER = 2 AUTUMN = 3 WINTER = 4 seas = Season.SPRING print(seas) if seas == Season.SPRING: print("Spring") print(list(Season)) In the example, we have aSeasonenumeration which has four distinct values: SPRING, SUMMER, AUTUMN, and WINTER. To access...
路径,即网址第一个斜杠到最后的部分,比如https://example.com/items/foo的路径就是/items/foo,通常也称为端点或路由 操作,即GET,POST,PUT,DELETE等HTTP方法 在python中,@something被称为装饰,意味着采用下面的函数进行处理。 async def是定义异步函数的方法,你也可以定义为普通函数def ...
CLASS lcl_example DEFINITION. PUBLIC SECTION. READ-ONLY PROPERTY prop1 TYPE i. ENDCLASS. """ slide.shapes.add_picture("/mnt/data/An_illustrative_representation_of_enhancements_in_.png", Inches(0.5), Inches(1.5), width=Inches(9), height=Inches(4)) ...