擅长:python、mysql、java
<pre><code>m_eur = df["Fee Coin"] == "EUR"
m_btc = df["Fee Coin"] == "BTC"
df["Fee in USD"] = pd.concat(
[
df.loc[m_eur, "Fee"] * df.loc[m_eur, "USD Price"],
df.loc[m_btc, "Fee"] * df.loc[m_btc, "BTC Price"],
]
)
print(df)
</code></pre>
<p>印刷品:</p>
<pre><code> Fee Coin Fee USD Price BTC Price Fee in USD
0 EUR 3.0000 1.05 24000 3.15
1 BTC 0.0005 1.10 27000 13.50
</code></pre>