import re

with open("boardloaf-he/boardloafhe.kicad_pcb", "r") as f:
    pcb = f.read()

fps = pcb.split("(footprint ")
for fp in fps[1:]:
    if 'Reference" "U1"' in fp:
        print("Found U1")
        pads = fp.split("(pad ")
        for pad in pads[1:5]:
            print(pad[:100])