擅长:python、mysql、java
<p>尝试使用<code>os</code>:</p>
<pre><code>import os
path = "C:/Users/username"
files = [file for file in os.listdir(path) if file.endswith(".tsv")]
for file in files:
df = pd.read_csv(os.path.join(path, file),
comment='#',
header=None,
sep='\t',
names=['index','count','text','tag'])
df.to_csv(os.path.join(path, file))
</code></pre>
<p>注意:如您问题中所述,这将<em>用修改的<code>df</code>覆盖现有文件</p>