擅长:python、mysql、java
<p>尝试使用<code>pad_inches=0</code>,即</p>
<pre><code>plt.savefig( IMG_DIR + 'match.png',bbox_inches='tight', transparent="True", pad_inches=0)
</code></pre>
<p>从<a href="http://matplotlib.sourceforge.net/api/pyplot_api.html#matplotlib.pyplot.savefig" rel="noreferrer">documentation</a>:</p>
<blockquote>
<p>pad_inches: Amount of padding around the figure when bbox_inches is
‘tight’.</p>
</blockquote>
<p>我认为默认值是<code>pad_inches=0.1</code></p>