When I right click on a function and then select "Go to definition" there shows up a module with that function, but it only shows the parameters which have to be passed to it, and I can't see anything about the body of the function.
Here is what's shown when I went to the definition of itertools.dropwhile
:
As mentioned in the comments, VSCode can only show you source code it has access to, and many of the Python builtins and stdlib (including the itertools
module) are implemented in compiled C -- there's no source code to show you.