擅长:python、mysql、java
<pre><code>def the_list():
try:
with open('data.txt', 'r') as f:
data = [line.strip() for line in f]
except:
data = []
for i in data:
print(i)
print (' would you like to add')
a = raw_input()
if a == 'yes':
b = input()
data.append(b)
print (data)
with open('data.txt', 'r') as nf:
nf.write('\n'.join(data))
the_list()
</code></pre>