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Pandas DataFrame convert_dtypes() 方法

❮ DataFrame 参考


示例

将数据类型转换为更适合内容的类型

import pandas as pd

data = {
  "name": ["Sally", "Mary", pd.NA],
  "qualified": [True, False, pd.NA]
}

df = pd.DataFrame(data)

print("原始数据类型:")
print(df.dtypes)

newdf = df.convert_dtypes()

print("新的数据类型:")
print(newdf.dtypes)
自己尝试一下 »

定义和用法

The convert_dtypes() 方法返回一个新的 DataFrame,其中每一列都已更改为最佳可能的数据类型。


语法

dataframe.convert_dtypes(infer_objects, convert_string, convert_integer, convert_boolean, convert_floating)

参数

参数为 关键字参数

参数 描述
infer_objects  True|False 可选。默认为 True。指定是否将对象数据类型转换为最佳可能的数据类型。
convert_string  True|False 可选。默认为 True。指定是否将对象数据类型转换为字符串。
convert_integer  True|False 可选。默认为 True。指定是否将对象数据类型转换为整数。
convert_boolean True|False 可选。默认为 True。指定是否将对象数据类型转换为布尔值。
convert_floating  True|False 可选。默认为 True。指定是否将对象数据类型转换为浮点数。

返回值

一个包含转换结果的 Pandas DataFrame


❮ DataFrame 参考

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