You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.2 KiB
51 lines
1.2 KiB
1 year ago
|
from collections.abc import Generator
|
||
|
|
from contextlib import contextmanager
|
||
|
|
import pathlib
|
||
|
|
import tempfile
|
||
|
|
|
||
|
|
import pytest
|
||
|
|
|
||
|
|
from pandas.io.pytables import HDFStore
|
||
|
|
|
||
|
|
tables = pytest.importorskip("tables")
|
||
|
|
# set these parameters so we don't have file sharing
|
||
|
|
tables.parameters.MAX_NUMEXPR_THREADS = 1
|
||
|
|
tables.parameters.MAX_BLOSC_THREADS = 1
|
||
|
|
tables.parameters.MAX_THREADS = 1
|
||
|
|
|
||
|
|
|
||
|
|
def safe_close(store):
|
||
|
|
try:
|
||
|
|
if store is not None:
|
||
|
|
store.close()
|
||
|
|
except OSError:
|
||
|
|
pass
|
||
|
|
|
||
|
|
|
||
|
|
# contextmanager to ensure the file cleanup
|
||
|
|
@contextmanager
|
||
|
|
def ensure_clean_store(
|
||
|
|
path, mode="a", complevel=None, complib=None, fletcher32=False
|
||
|
|
) -> Generator[HDFStore, None, None]:
|
||
|
|
with tempfile.TemporaryDirectory() as tmpdirname:
|
||
|
|
tmp_path = pathlib.Path(tmpdirname, path)
|
||
|
|
with HDFStore(
|
||
|
|
tmp_path,
|
||
|
|
mode=mode,
|
||
|
|
complevel=complevel,
|
||
|
|
complib=complib,
|
||
|
|
fletcher32=fletcher32,
|
||
|
|
) as store:
|
||
|
|
yield store
|
||
|
|
|
||
|
|
|
||
|
|
def _maybe_remove(store, key):
|
||
|
|
"""
|
||
|
|
For tests using tables, try removing the table to be sure there is
|
||
|
|
no content from previous tests using the same table name.
|
||
|
|
"""
|
||
|
|
try:
|
||
|
|
store.remove(key)
|
||
|
|
except (ValueError, KeyError):
|
||
|
|
pass
|