|
def reader():
|
|
for line in open('input.txt'):
|
|
yield line.rstrip()
|
|
count = yield None
|
|
print('Printed %d lines.' % count)
|
|
|
|
r = reader()
|
|
|
|
# printer
|
|
for count, line in enumerate(r):
|
|
if line is None:
|
|
break
|
|
print(line)
|
|
try:
|
|
r.send(count)
|
|
except StopIteration:
|
|
pass
|