擅长:python、mysql、java
<p>您应该使用其中一个内置项来处理路径。要么{<cd1>}要么{<cd2>}</p>
<pre class="lang-py prettyprint-override"><code># with os.path:
import os.path as p
filename = p.join(my_path, "Vehicles_MM", name_vehicle + "-AB.txt")
assert p.exists(p.dirname(filename))
# with pathlib.Path:
from pathlib import Path
my_path = Path("c:\data\XYM\Desktop\MyFolder 7-sep")
filename = my_path.joinpath("Vehicles_MM", name_vehicle + "-AB.txt")
assert filename.parent.exists()
</code></pre>