Create a Named Temporary File in Python The only difference between this function andTemporaryFile()is that this one ensures that the file has a visible name in the file system. This name can be found the in thenameattribute when the object is returned. ...
import tempfile temp = tempfile.NamedTemporaryFile(prefix='pre_', suffix='_suf') print(temp.name) 输出:/tmp/pre_ddur6hvr_suf 读写临时文件write() 方法用于写入临时文件。默认情况下,它将输入作为二进制数据。我们可以传递要作为输入写入的字符串,前面加一个“ b ,将其转换为二进制数据。write 函数...
Conda 环境使用conda create --name <name>创建,使用source conda activate <name>激活。没有简单的方法来使用未激活的环境。可以在安装软件包的同时创建一个 conda 环境:conda create --name some-name python。我们可以使用=– conda create --name some-name python=3.5来指定版本。在环境被激活后,也可以使用c...
fp.read() b'Hello world!' >>> # file is now closed and removed # create a temporary directory using the context manager >>> with tempfile.TemporaryDirectory() as tmpdirname: ... print('created temporary directory', tmpdirname) >>> # directory and contents have been removed 已弃用的...
print(greet.__name__) print(greet.__doc__) greet("Alice") 输出结果: greet Prints a greeting. Wrapper is doing something before calling the function. Hello, Alice! Wrapper is doing something after calling the function. 这样,即使经过装饰,greet函数的名称和文档字符串也得以保留,提高了代码的可读...
(default)-F,--onefile Create a one-file bundled executable.--specpathDIRFolder to store the generated specfile(default:current directory)-nNAME,--nameNAMEName to assign to the bundled app and specfile(default:first script's basename)What to bundle,where to search:--add-data<SRC;DESTorSRC...
Python标准库tempfile模块提供了临时文件相关的功能,包括NamedTemporaryFile和TemporaryFile,它们可以直接作为上下文管理器使用,确保在不再需要临时文件时,该文件会被自动删除。 下面是一个使用NamedTemporaryFile作为上下文管理器,进行临时文件操作的示例: importtempfile# 使用with语句创建并操作临时文件withtempfile.NamedTempo...
这就是NamedTemporaryFile要做的,可以使用name属性访问它的名字;dir参数指明临时文件要保存于的目录。 ***tempfile.SpooledTemporaryFile([max_size=0[,mode=’w+b’[,bufsize=-1[,suffix=’‘[,prefix=’tmp’[,dir=None]]]) This function operates exactly asTemporaryFile()does, except that data is sp...
CREATE [OR REPLACE] [TEMPORARY] FUNCTION [IF NOT EXISTS] function_name ( [ function_parameter [, ...] ] ) { [ RETURNS data_type ] | RETURNS TABLE [ ( column_spec [, ...]) ] } [ characteristic [...] ] { AS dollar_quoted_string | RETURN { expression | query }...
from distutils.coreimportsetupsetup(name='foo',version='1.0',py_modules=['foo'],) setup函数的参数表示提供给Distutils的信息,这些参数分为两类:包的元数据(包名、版本号)以及包的信息(本例中是一个Python模块的列表);模块由模块名表示,而不是文件名(对于包和扩展而言也是这样);建议可以提供更多的元数据,...