擅长:python、mysql、java
<pre><code>import csv
with open('new.txt') as infile:
records = {}
for k,v in csv.reader(infile):
records[k] = int(v)
with open('old.txt') as infile:
for k,v in csv.reader(infile):
if records[k] != int(v):
print("There is a mismatch in key", k)
</code></pre>