import pandas as pd
from pytimetk.utils.selection import contains
columns = pd.Index(["value", "VALUE_DELTA", "category"])
contains("value", case=False)(columns)['value', 'VALUE_DELTA']
Build a selector that returns columns containing pattern.
| Name | Type | Description | Default |
|---|---|---|---|
| pattern | str | Substring or regular expression to match. | required |
| case | bool | Perform case-sensitive matching. Defaults to True. | True |
| regex | bool | Treat pattern as a regular expression. Defaults to False. |
False |