<p>我有这个功能:</p>
<pre><code>def icaocode(code):
c.execute("SELECT ICAO, LAT, LON FROM airports WHERE ICAO = ?", (code,))
result = c.fetchone()
if result is None:
print("No airport found with ICAO code", code)
sys.exit()
else:
print("Found", code)
[...]
</code></pre>
<p>假设我用</p>
<pre><code>icaocode(x)
</code></pre>
<p>如何使函数用结果覆盖x?</p>