create dataframe assumes index and columns are valid

[jim-smith]

def create_dataframe(index, columns) -> DataFrame:
"""Combining the index and columns in a dataframe and return the datframe.

Parameters
----------
index : array-like, Series, or list of arrays/Series
    Values to group by in the rows.
columns : array-like, Series, or list of arrays/Series
    Values to group by in the columns.

Returns
-------
Dataframe
    Table of the index and columns combined.
"""
if isinstance(index, list):
    index_df = pd.concat(index, axis=1)
elif isinstance(index, pd.Series):
    index_df = pd.DataFrame({index.name: index})
if isinstance(columns, list):
    columns_df = pd.concat(columns, axis=1)
elif isinstance(columns, pd.Series):
    columns_df = pd.DataFrame({columns.name: columns})
data = pd.concat([index_df, columns_df], axis=1)
return data