W3cubDocs

/pandas 0.22

pandas.Series.first

Series.first(offset) [source]

Convenience method for subsetting initial periods of time series data based on a date offset.

Parameters: offset : string, DateOffset, dateutil.relativedelta
Returns: subset : type of caller

Examples

ts.first(ā€˜10Dā€™) -> First 10 days

Ā© 2008ā€“2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.22.0/generated/pandas.Series.first.html