2018年8月15日 · The standard 3.x Python installers for Windows (I think from Python 3.3 and onward) have an option to also install the py launcher. See the screenshots below. See the screenshots below. As far as I know, it is even selected by default.

2015年6月12日 · Note that Anaconda does not come with Python launcher. However, it will work to set Anaconda as your default install for Python 3.4 and install py.exe separately. For example, you can install Python 3.4 from another source, copy its py.exe to somewhere on the system path, and uninstall Python 3.4 again; then the python launcher is fully installed.

2019年4月7日 · For running Python on a mac start at Python's documentation. Python Launcher allows you to run python scripts from the desktop. The documentation says. To run your script from the Finder you have two options: Drag it to PythonLauncher

2019年12月8日 · The python launcher still ignores the virtual environment even though python3.exe is visible in the PATH and picks the system installation... UPDATE: I found in another StackExchange question how to remove the python3.exe stub that takes you to the Microsoft Store and deleted it to see if it makes any difference.

2009年3月15日 · Make use of the Python Launcher for Windows (available as of 3.3). It is compatible with all available versions of python. First, check if the launcher is available: py starts the latest installed version of Python. To see all Python versions available on your system and their path: py -0p or. py --list-paths

2017年9月15日 · Worked for me in 2022, actually we can install python 2.7 through npm After the installation for python 2.7, we can force to run npm install with using python 2.7 Sass npm install --global windows-build-tools --save

2018年7月13日 · I have multiple versions of python 3 installed on my windows 10: i have python 3.4, 3.5 and 3.6. Now I installed anaconda 3 with python 3.6.4, and I want to start it with py launcher. When I start py.exe it starts python 3.6 from c:\program\ files\python 3.6. I'm unable to tell py.exe to run python from d:\anaconda3.

2021年6月25日 · The Python launcher for Windows is a utility which aids in locating and executing of different Python versions. It allows scripts (or the command-line) to indicate a preference for a specific Python version, and will locate and execute that version.

2018年6月17日 · The Python launcher detects what Python versions are installed on your machine and is able to automatically delegate to the right version. By default, it will use the latest Python version that is on your machine. So if you have installed 2.7, …

2021年3月26日 · I run python in a command shell but the launcher, running in the same shell, can't find any version of python.exe to run: where python C:\Python38\python.exe py --list Installed Pythons found by py Launcher for Windows No Installed Pythons Found!