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DataFrame.first()

DataFrame.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(?10D?) -> First 10 days

Links:

http://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.DataFrame.first.html

doc_Pandas

2017-01-12 04:45:49

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