parq_tools.calculated_columns.CalculatedParquetReader

class parq_tools.calculated_columns.CalculatedParquetReader(parquet_path, columns, calculated_columns)

__init__(parquet_path, columns, calculated_columns)

Methods

__init__(parquet_path, columns, ...)
iter_chunks(chunk_size)
load(parquet_path)
read([columns])
save(parquet_path)