python reload(sys)
时间: 2023-04-22 07:05:22 浏览: 330
python reload(sys)的意思是重新加载sys模块。在Python中,sys模块是一个内置模块,提供了与Python解释器和它的环境交互的功能。通过重新加载sys模块,可以更新它的变量和函数,以便在程序中使用最新的版本。
相关问题
python reload(sys)未定义
这个错误提示是因为在当前环境中没有定义reload()函数。reload()函数是Python 2.x版本中用于重新加载模块的函数,在Python 3.x版本中已经被移除。如果你想重新加载模块,可以使用importlib.reload()函数。
reload(sys)
`reload(sys)` is a function in Python which is used to reload the module `sys` in case it has been modified. This function is generally used when the `sys` module has been imported already and some changes have been made to it. Instead of restarting the interpreter, we can use `reload(sys)` to reload the module and apply the changes. However, in Python 3.x, `reload` function has been moved to `importlib` module and can be used as `importlib.reload(sys)`. It is recommended to use `importlib.reload()` in Python 3.x instead of `reload()` function.