Dataframe

Dataframe.concat(*dss, **kwargs)

Concatenate dataswim instances from and

set it to the main dataframe

Parameters:

• dss (Ds) – dataswim instances to concatenate
• kwargs – keyword arguments for pd.concat

Dataframe.split_(col: str) -> list(Ds)

Split the main dataframe according to a column’s unique values and return a dict of dataswim instances

Returns:list of dataswim instances Return type:list(Ds) Example:dss = ds.slit_("Col 1")

Dataframe.merge(df: pandas.core.frame.DataFrame, on: str, how: str = 'outer', **kwargs)

Set the main dataframe from the current dataframe and the passed dataframe

Parameters:

• df (pd.DataFrame) – the pandas dataframe to merge
• on (str) – param for pd.merge
• how (str, optional) – param for pd.merge, defaults to “outer”
• kwargs – keyword arguments for pd.merge