spark_auto_mapper.data_types.substring

Module Contents

Classes

AutoMapperSubstringDataType

Finds a substring in a string
class spark_auto_mapper.data_types.substring.AutoMapperSubstringDataType(column, start, length)

Bases: spark_auto_mapper.data_types.text_like_base.AutoMapperTextLikeBase

Finds a substring in a string

Parameters

  • column (spark_auto_mapper.type_definitions.wrapper_types.AutoMapperColumnOrColumnLikeType) –

  • start (int) –

  • length (int) –

get_column_spec(self, source_df, current_column)

Gets the column spec for this automapper data type

Parameters

  • source_df (Optional[pyspark.sql.DataFrame]) – source data frame in case the automapper type needs that data to decide what to do

  • current_column (Optional[pyspark.sql.Column]) – (Optional) this is set when we are inside an array

Return type

pyspark.sql.Column