擅长:python、mysql、java
<p>Pandas<a href="https://www.google.com/search?q=pandas%20to_datetime&oq=pandas%20to_datetime&aqs=chrome..69i57.4815j0j7&sourceid=chrome&ie=UTF-8" rel="nofollow noreferrer">to_datetime function</a>有一个用于julian到datetime转换的<code>origin</code>参数:</p>
<pre><code>amna['Date'] = pd.to_datetime(amna['DATA_BLOCK_CODE_1'], unit='D', origin='julian')
print(df)
ORG CHAIN_NBR SEQ_NBR INT_STATUS BLOCK_CODE_1 DATA_BLOCK_CODE_1 Date
0 523 1 0 A C 2012183 2012-07-02
1 523 2 1 I A 2013025 2013-01-26
2 521 3 1 A H 2007067 2007-03-09
3 513 4 1 D H 2001046 2001-02-16
4 513 5 1 8 I 2006075 2006-03-17
</code></pre>
<p>请注意,必须包含unit参数,并且必须将其设置为days('D')。在</p>