bigframes.pandas.Index.from_frame#

classmethodIndex.from_frame(frame:Series|DataFrame)→Index[source]#

Make a MultiIndex from a DataFrame.

Examples:

>>>df=bpd.DataFrame([['HI','Temp'],['HI','Precip'],...['NJ','Temp'],['NJ','Precip']],...columns=['a','b'])>>>df    a       b0  HI    Temp1  HI  Precip2  NJ    Temp3  NJ  Precip[4 rows x 2 columns]

>>>bpd.MultiIndex.from_frame(df)Index([0, 1, 2, 3], dtype='Int64')

Parameters:

frame (Union[bigframes.pandas.Series,bigframes.pandas.DataFrame]) – bigframes.pandas.Series or bigframes.pandas.DataFrame to convertto bigframes.pandas.Index.

Returns:

The Index representation of the given Series or DataFrame.

Return type:

bigframes.pandas.Index

Raises:

bigframes.exceptions.NullIndexError – If Index is Null.