擅长:python、mysql、java
<p>您可以使用pandas方法<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.read_csv.html" rel="nofollow noreferrer">^{<cd1>}</a>,然后将头的数据类型指定为float,然后转换数据帧</p>
<pre><code>import pandas as pd
import numpy as np
def read_dataset(file):
dtype_data = {'col1': np.float64, 'col2': np.float64}
df = pd.read_csv(file, delimiter=",", dtype=dtype_data)
return df
</code></pre>