pyarrow.feather.read_feather¶
-
pyarrow.feather.
read_feather
(source, columns=None, use_threads=True, memory_map=True)[source]¶ Read a pandas.DataFrame from Feather format. To read as pyarrow.Table use feather.read_table.
- Parameters
source (str file path, or file-like object) –
columns (sequence, optional) – Only read a specific set of columns. If not provided, all columns are read.
use_threads (bool, default True) – Whether to parallelize reading using multiple threads. If false the restriction is only used in the conversion to Pandas and not in the reading from Feather format.
memory_map (boolean, default True) – Use memory mapping when opening file on disk
- Returns
df (pandas.DataFrame)