答案 0 :(得分:1)
我的猜测是您的月份可能现在是字符串。
最简单的方法是:
1。首先将您的字符串月份转换为正确的熊猫日期时间字段
2。然后在新的日期时间字段上对数据框进行排序
这是一个示例:
# import libraries
import pandas as pd
import holoviews as hv
hv.extension('bokeh', logo=False)
# create sample dataframe
data = {
'month': ['August', 'June', 'May', 'April', 'July'],
'value': [3, 5, 7, 9, 5],
}
df = pd.DataFrame(data=data)
# convert month string to pandas datetime
# here I've added 2019 to the string, to make it a proper 2019 year
# but this isn't really necessary.
df['month2'] = pd.to_datetime('2019 ' + df['month'], format='%Y %B')
# sort your dataframe on the datetime field
df = df.sort_values(by='month2')
# since your dataframe is now sorted correctly, you can make your plot
hv.Curve(data=df, kdims='month', vdims='value')