You can verify this by running Python, and attempting to import matplotlib from within the Python shell. PS C:\your\path\here > python >>> import matplotlib 5. Launch IDLE. Now, you can launch IDLE, ...

Bug report I installed Python 3.10.4 on three laptops with two W10 one W11 all of latest OS per May 2022. ... But in IDLE, import any external package gives error, say "import visa" leads to: ...

When use IDLE to open a file and start a new IDLE windows from "Python Shell" button, you can import the modules that are the child modules in the module "idlelib", such as "help", "pyshell". Think ...