launch.json

{
    "version": "0.2.0",
    "configurations": [
        {
            "name": "pyOCD",
            "type": "cortex-debug",
            "request": "launch",
            "cwd": "${workspaceRoot}",
            "executable": "build/${workspaceFolderBasename}.elf",
            "servertype": "pyocd",
            "targetId": "py32f030x8", 
            "svdFile": "CMSIS/Device/PY32F0xx/py32f030axx.svd",
            "preLaunchTask": "Build",
            "showDevDebugOutput":"raw",
        },
        {
            "name": "J-Link",
            "type": "cortex-debug",
            "request": "launch",
            "cwd": "${workspaceRoot}",
            "executable": "build/${workspaceFolderBasename}.elf",
            //"executable": "${workspaceRoot}\\build\\${workspaceFolderBasename}.elf", //
            "servertype": "jlink",
            "device": "py32f030x8",
            "svdFile": "CMSIS/Device/PY32F0xx/py32f030axx.svd",
            "preLaunchTask": "Build",
            "showDevDebugOutput":"raw",
            "serverArgs": ["-speed", "1000"]
        }
    ]
}