Python Dask“;列赋值不为';t支持时间戳";
尝试将日期时间添加到Dask数据帧,可复制示例如下:Python Dask“;列赋值不为';t支持时间戳";,python,pandas,datetime,dask,Python,Pandas,Datetime,Dask,尝试将日期时间添加到Dask数据帧,可复制示例如下: # library imports import pandas as pd from sklearn import datasets from dask import dataframe as dd # Load toy data iris = datasets.load_iris() DF = pd.DataFrame(iris.data, columns = iris.feature_names) # Convert Pands D
# library imports
import pandas as pd
from sklearn import datasets
from dask import dataframe as dd
# Load toy data
iris = datasets.load_iris()
DF = pd.DataFrame(iris.data, columns = iris.feature_names)
# Convert Pands DataFrame to Dask DataFrame
ddf = dd.from_pandas(DF, npartitions = 2)
# Add a date column
months_ago = 50
some_date = pd.datetime.today() - pd.DateOffset(months=train_months_back)
# Add state column to DataFrame
DF['date_vintage']= some_date # works fine
ddf['date_vintage']= some_date # TypeError: Column assignment doesn't support type Timestamp
TypeError:列分配不支持类型时间戳
如何将pandas datetime作为datetime(不是字符串)列添加到dask数据帧?我找到了一些关于将字符串转换为dask datetimes或datetime索引的资源,但无法实现这一点。提前感谢您的帮助 这现在在dask版本>=0.17.1中实现
df['timestamp'] = pd.Timestamp(...)
这看起来像个虫子。我推荐谢谢,问题提交:修复合并到最新的dask中:是否愿意给出一个答案并将其标记为正确?嘿,当然可以,很抱歉,目前工作期限很紧。如果你留下答案,也很乐意接受