为什么python中运行代码python-mvenv会报invalidsyntax

python -m venv后面要跟参数的，如看帮助的话

python -m venv -h

结果为(不能上图了）

usage: venv [-h] [--system-site-packages] [--symlinks | --copies] [--clear] [--upgrade] [--without-pip]            [--prompt PROMPT] [--upgrade-deps]            ENV_DIR [ENV_DIR ...] Creates virtual Python environments in one or more target directories. positional arguments:  ENV_DIR               A directory to create the environment in. optional arguments:  -h, --help            show this help message and exit  --system-site-packages                        Give the virtual environment access to the system site-packages dir.  --symlinks            Try to use symlinks rather than copies, when symlinks are not the default for the platform.  --copies              Try to use copies rather than symlinks, even when symlinks are the default for the platform.  --clear               Delete the contents of the environment directory if it already exists, before environment                        creation.  --upgrade             Upgrade the environment directory to use this version of Python, assuming Python has been                        upgraded in-place.  --without-pip         Skips installing or upgrading pip in the virtual environment (pip is bootstrapped by default)  --prompt PROMPT       Provides an alternative prompt prefix for this environment.  --upgrade-deps        Upgrade core dependencies: pip setuptools to the latest version in PyPI Once an environment has been created, you may wish to activate it, e.g. by sourcing an activate script in its bin directory.