The answer to your question.
def check_mine[x,y,size_field,field]:
check_lst=[[-1,-1], [0,-1], [1,-1],
[-1,0], [1,0],
[-1,1], [0,1], [1,1]]
list_mine=[]
for cort in check_lst:
x1=cort[0]+x
y1=cort[1]+y
if x1>0 and x10 and y1