问Python检测EOF

EN

with open(fname, 'rb') as f:
    for line in f:
        # line = line.strip(' \r\n') # to remove spaces and new line chars if needed
        if not line:
            do stuff
    do stuff

import os
with open(fname, 'rb') as f:
   is_end = f.tell() == os.fstat(f.fileno()).st_size

with open("in.txt") as f:
    for line in f:
        if line.strip():
            # append
        else:
            # do what you need
    # do last requirement