①slice()函数实现切片对象,主要用在切片操作函数里的参数传递。【类比可迭代对象自带的切片操作】 ②代码解释slice()内置方法一: print(help(slice)) 运行结果: classslice(object)|slice(stop)|slice(start, stop[, step])| | Create a slice object. Thisisusedforextended slicing (e.g. a[0:10:2])....
print(help(slice)) 1. 运行结果: AI检测代码解析 class slice(object) | slice(stop) | slice(start, stop[, step]) | | Create a slice object. This is used for extended slicing (e.g. a[0:10:2]). | | Methods defined here: | | __eq__(self, value, /) | Return self==value. ...
① slice() 函数实现切片对象,主要用在切片操作函数里的参数传递。【类比可迭代对象自带的切片操作】 ②代码解释 slice() 内置方法一: print(help(slice)) 运行结果: class slice(object) | slice(stop) | slice(start, stop[, step]) | | Create a slice object. This is used for extended slicing (e...
Example 1: Create a slice object for slicing # contains indices (0, 1, 2)result1 = slice(3)print(result1)# contains indices (1, 3) result2 = slice(1,5,2) print(slice(1,5,2)) Run Code Output slice(None, 3, None) slice(1, 5, 2) Here,result1andresult2are slice objects. N...
>>>help(slice)classslice(object)|slice(stop)|slice(start, stop[, step])| | Create a slice object. Thisisusedforextended slicing (e.g. a[0:10:2]).| |Methods defined here:| | ...#省略#| --- |Data descriptors defined here:| |start| |step| |stop| | --- ...
x =slice(3,5) print(a[x]) Try it Yourself » Example Create a tuple and a slice object. Use the step parameter to return every third item: a = ("a","b","c","d","e","f","g","h") x =slice(0,8,3) print(a[x]) ...
>>> type(a) #查看其变量的类型 <class 'str'> >>> help(str) #查看 str 类的帮助信息 Help on class str in module builtins: class str(object) | str(object='') -> str | str(bytes_or_buffer[, encoding[, errors]]) -> str | | Create a new string object from the given object....
>>>rootgrp=Dataset("test.nc","a")>>>fcstgrp=rootgrp.createGroup("forecasts")>>>analgrp=rootgrp.createGroup("analyses")>>>print rootgrp.groupsOrderedDict([("forecasts",<netCDF4._netCDF4.Group object at0x1b4b7b0>),("analyses",<netCDF4._netCDF4.Group object at0x1b4b970>)]) ...
'int | None' = None, date_format: 'str | None' = None, doublequote: 'bool_t' = True, escapechar: 'str | None' = None, decimal: 'str' = '.', errors: 'str' = 'strict', storage_options: 'StorageOptions' = None) -> 'str | None' Write object to a comma-separated values ...
write(l1) TypeError: expected a character buffer object #期望字符缓存对象 pickle模块: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 In [58]: import pickle In [61]: help(pickle.dump) Help on function dump in module pickle: dump(obj, file, protocol=None) (END) [root@Node3 tmp]# ...