擅长:python、mysql、java
<p>写入CSV(不导入任何库)</p>
<pre><code>students = {
"Ola":["elizabethy","beale/cambray","st_hildas"],
"Evie":["st_hildas","beale/cambray","elizabethn"],
"Lorna":["beale/cambray","elizabethn","st_hildas"],
"Morgan":["st_hildas","beale/cambray","elizabethy"],
"Ola1":["beale/cambray","elizabethn","st_hildas"],
"Lorna1":["elizabethn","beale/cambray","st_hildas"],
"Lorna2":["beale/cambray","elizabethn","st_hildas"],
"Evie1":["st_hildas","beale/cambray","elizabethy"],
"Evie3":["st_hildas","beale/cambray","elizabethn"]}
with open('test.csv', 'w') as f:
for key in students.keys():
f.write("%s, %s\n"%(key,','.join(students[key])))
</code></pre>
<p>要将CSV读回字典:</p>
<pre><code>students1 = dict()
with open('test.csv', 'r') as f:
for line in f:
key, value = line.strip().split(', ')
students1[key] = value.split(',')
</code></pre>