How to Debug Micropython Listing the Modules 1help('modules') Result: 1 2 3 4 5 6 7 8 9 10__main__ gc uasyncio/funcs uos _boot machine uasyncio/lock urandom _onewire math uasyncio/stream ure _rp2 micropython ubinascii uselect _thread onewire ucollections ustruct _uasyncio rp2 uctypes usys builtins uasyncio/__init__ uhashlib utime ds18x20 uasyncio/core uio uzlib framebuf uasyncio/event ujson Plus any modules on the filesystem Micropython issues https://github.com/micropython/micropython/issues