from machine import Pin
from time import sleep

a=Pin(2,Pin. OUT)
b=Pin(3,Pin. OUT)
c=Pin(4,Pin. OUT)
d=Pin(5,Pin. OUT)
e=Pin(6,Pin. OUT)
f=Pin(7,Pin. OUT)
g=Pin(8,Pin. OUT)

while True:
  a.value(1)
  b.value(0)
  c.value(1)
  d.value(1)
  e.value(0)
  f.value(1)
  g.value(1)
  sleep(1)