- pyarrow.feather.read_feather(source, columns=None, use_threads=True, memory_map=True)#
Read a pandas.DataFrame from Feather format. To read as pyarrow.Table use feather.read_table.
strfile path, or file-like object
- columnssequence, optional
Only read a specific set of columns. If not provided, all columns are read.
- use_threadsbool, default
Whether to parallelize reading using multiple threads. If false the restriction is used in the conversion to Pandas as well as in the reading from Feather format.
- memory_mapbool, default
Use memory mapping when opening file on disk