如果iterable已经是个列表,返回其拷贝,类似于iterable[:]。例如,list('abc')返回['a','b','c'],list((1,2,3))返回[1,2,3]。如果没有参数,返回一个新的空的列表,[]。 >>> list(['a','b','c']) ['a','b','c']>>> list(1,2,3) Traceback (most recent call last): File"<pysh...
接下来,我们将使用subprocess模块来执行命令,将库列表导出到.txt文件中。 importsubprocess# 执行命令将库列表导出到.txt文件subprocess.call("python -m pip freeze > library_list.txt",shell=True) 1. 2. 3. 4. 步骤4:检查导出的文件,确认是否成功导出库列表 最后,我们可以打开生成的library_list.txt文件来...
RoboBrowser - A simple, Pythonic library for browsing the web without a standalone web browser. Scrapy - 一个简单的Python 风格的库,用来浏览网站,而不需要一个独立安装的浏览器. Web框架 全栈式web框架 Bottle - 快速、简单和轻量级的WSGI微网框架. CherryPy - 一个简约的Python Web框架,HTTP / 1.1兼容...
pythonclilibraryawesomeutilitiespython-librarypypidata-structurescollectionsawesome-listutility-librarypython-utilitiespython-frameworkpython-librariesbest-ofbest-of-list UpdatedMar 11, 2025 oletools - python tools to analyze MS OLE2 files (Structured Storage, Compound File Binary Format) and MS Office docume...
finalDifference = list(set(basicPrintedBook).symmetric_difference(set(difference))) for i in finalDifference: print(i + ':', getattr(book, i)) class E_Library: def __init__(self): self.Ebooks = [] # 添加 def add_book(self, book): ...
qurey_book() else: pass def book_list(self): '''图书列表''' sql = "select * from books" res = self.query_sql(sql) print("***图书列表***") for i in res: print(f'编号:{i["id"]},书名:{i["name"]},位置:{i["position"]},' f'转态:{i["status"]},借阅人:{i["borrorw...
标准库(standard library):随同Python安装包一起安装的Python程序文件,需要导入之后才能使用其中的对象,所有标准库对应的Python程序文件位于Python安装目录中的Lib子文件夹。 扩展库(extension package):不随Python安装包一起安装,可以根据需要使用pip安装特定的扩展库,所有扩展库对应的文件默认位于Python安装目录中的Lib\sit...
is specified,a.pop()removes and returns the last item in the list. (The square brackets around theiin the method signature denote that the parameter is optional, not that you should type square brackets at that position. You will see this notation frequently in the Python Library Reference.)...
louvain_method(adj_matrix : numpy.ndarray, n : int = None) -> list 该算法来源于文章《Fast unfolding of communities in large networks》,简称为 Louvian。 作为一种基于模块度(Modularity)的社区发现算法,Louvain 算法在效率和效果上都表现比较好,并且能够发现层次性的社区结构,其优化的目标是最大化...
Understand how to develop, validate, and deploy your Python code projects to Azure Functions using the Python library for Azure Functions.