morpheus.utils.column_info.StringCatColumn#

class StringCatColumn(name, dtype, input_columns, sep)[source]#

Bases: ColumnInfo

Subclass of ColumnInfo, concatenates values from multiple columns into a new string column separated by sep.

Attributes:
input_columnsList[str]

The columns to concatenate.

sepstr

The separator to use when joining the values.

Methods

_process_column(df: pandas.DataFrame) -> pandas.Series

Concatenate the values from the input columns and return the result as a Series.
static convert_pandas_dtype(dtype)[source]#

Return the pandas type string of column.

get_input_column_types()[source]#

Return a dictionary of input column names and types needed for processing. This is used for schema validation and should be overridden by subclasses.

get_pandas_dtype()[source]#

Return the pandas type string for the currently set dtype.