defextract_imports(file_name):withopen(file_name,'r')asfile:file_content=file.read()imports=re.findall(r'^(?:from\s+(\S+)|import\s+(\S+))(?:\s+|$)',file_content,re.MULTILINE)top_level_modules={imp[0].split('.')[0]ifimp[0]elseimp[1].split('.')[0]forimpinimports}re...
当运行python/path/to/directory/时,Python 的行为就像我们输入python/path/to/directory/__main__.py一样。 换句话说,Python 会做以下两件事: 将目录/path/to/directory/添加到模块路径中。 执行/path/to/directory/__main__.py中的代码。 运行python /path/to/filename.zip时,Python 会把文件当做一个目录。
Complete output from command python setup.py egg_info:Traceback(most recent call last):File"<string>",line1,in<module>IOError:[Errno2]No such file or directory:'/tmp/pip-build-FGvUoJ/distro/setup.py'---Command"python setup.py egg_info"failedwitherror code1in/tmp/pip-build-FGvUoJ/distr...
尝试在 Python 解释器中将一个数字除以零: >>>10/0Traceback (most recent call last): File"<stdin>", line1,in<module> ZeroDivisionError: integer divisionormodulo by zero 因此,我们可以使用try-except块重写这个脚本: try: answer =10/0exceptZeroDivisionError, e: answer = eprintanswer 这将返回错误整...
主体功能实现后,接下来就是改成函数形式,filename用参数传入而非指定,然后再合入主程序。过程中也遇到不少问题: 第1个问题是合入主程序后运行一直报错: AttributeError: 'NoneType' object has no attribute 'group': Traceback (most recent call last): ...
Traceback (most recent call last): File "/Users/liuxiaowei/PycharmProjects/路飞全栈/day09/2.读文件.py", line 2, in <module> file_object = open('infower.txt', mode='rt', encoding='utf-8') FileNotFoundError: [Errno 2] No such file or directory: 'infower.txt' 1. 2. 3. 4....
(r"^a","\nabc\neee",flags=re.MULTILINE)3'$'匹配字符结尾,或e.search("foo$","bfoo\nsdfsf",flags=re.MULTILINE).group()也可以4'*'匹配*号前的字符0次或多次,re.findall("ab*","cabb3abcbbac") 结果为['abb','ab','a']5'+'匹配前一个字符1次或多次,re.findall("ab+","ab+cd+...
done Created wheel for SimpleCV: filename=SimpleCV-1.3-py3-none-any.whl size=242877 sha256=7523007d85b317f0a099accd28d24241c3751c6c0161b1bb6ccabed15b4e43e8 Stored in directory: /home/aistudio/.cache/pip/wheels/d8/28/52/bf0a183d87a0ea0b7d3e0ec00e2baa3d1913baa12e287ac589 ...
chd3_test/sec01_shutil模块.ipynb’)FileNotFoundError Traceback (most recent call last)Cell In ...
查找匹配的字符串pattern=r"\d+"text="There are 123 apples and 456 oranges."matches=re.findall...