PYTHONDONTWRITEBYTECODE If this is set to a non-empty string it is equivalent to specifying the -B option (don't try to write .py[co] files). PYTHONINSPECT If this is set to a non-empty string it is equivalent to specifying the -i option. PYTHONIOENCODING If this is set before ru...
命令行参数: -B Don't write .py[co] files on import. See also PYTHONDONTWRITEBYTECODE. 当使用import的时候,不产生.pyc/.pyo文件 -c command Specify the command to execute (see next section). This terminates the option list (following options are passed as arguments to the command). 直接指...
python --helpusage: python [option] ... [-c cmd | -m mod | file | -] [arg] ...Options and arguments (and corresponding environment variables):-b : issue warnings about comparing bytearray with unicode (-bb: issue errors)-B : don't write .py[co] files on import; also...
COMMAND LINE OPTIONS -B Don't write .py[co] files on import. See also PYTHON- DONTWRITEBYTECODE. -c command Specify the command to execute (see next section). This terminates the option list (following options are passed as arguments to the command). -d Turn on parser debugging output ...
//-B : don't write .py[co] files on import; also PYTHONDONTWRITEBYTECODE=x\n\ ... "; ... int Py_Main(int argc, char **argv) { ... // 不生成 py[co] Py_DontWriteBytecodeFlag++; ... } 1. 2. 3. 4. 5. 6.
-B : don't write .py[co] files on import; also PYTHONDONTWRITEBYTECODE=x -c cmd : program passed in as string (terminates option list) -d : debug output from parser; also PYTHONDEBUG=x -E : ignore PYTHON* environment variables (such as PYTHONPATH) ...
'dont_write_bytecode', 'exc_info', 'excepthook', 'exec_prefix', 'executable', 'exit', 'flags', 'float_info', 'float_repr_style', 'getcheckinterval', 'getdefaultencoding', 'getdlopenflags', 'getfilesystemencoding', 'getobjects', 'getprofile', 'getrecursionlimit', ...
HOMEBREW_CELLAR PIP_SHIMS_BASE_MODULE PIP_DISABLE_PIP_VERSION_CHECK PYTHONDONTWRITEBYTECODE PIP_PYTHON_PATH PYTHONFINDER_IGNORE_UNSUPPORTEDPipenv–specific environment variables:Debug–specific environment variables:PATH: /Users/artemhruzd/.pyenv/versions/3.7.12/bin:/Users/artemhruzd/.pyenv/libexec:/Use...
Make small changes to existing Python bytecode when you don’t have source Craft custom and efficient bytecode Write an instruction-level optimizing compiler Experiment with and learn about Python bytecode Foil decompilers likeuncompyle6so that they can’t disassemble bytecode (at least for now)...
If you don't want the exception to be handled by the context manager, just let it happen. 2. 装饰器 由于我们这个问题的题目是精通Python,所以,我假设大家已经知道装饰器是什么,并且能够写简单的装饰器。那么,你是否知道,写装饰器也有一些注意事项呢。 我们来看一个例子: def is_admin(f): def ...