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conftest.py
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from __future__ import annotations
import pytest
pytest.register_assert_rewrite(
"dask.array.utils", "dask.dataframe.utils", "dask.bag.utils"
)
import dask
# The doctests in these files fail due to either:
# - Non-required dependencies not being installed
# - Imported doctests due to pulling the docstrings from other packages
# (e.g. `numpy`). No need to run these doctests.
collect_ignore = [
"dask/bytes/hdfs3.py",
"dask/bytes/pyarrow.py",
"dask/bytes/s3.py",
"dask/array/ghost.py",
"dask/array/fft.py",
"dask/dataframe/io/io.py",
"dask/dataframe/io/parquet/arrow.py",
"dask/dot.py",
"dask/ml.py",
]
collect_ignore_glob = []
try:
import numpy # noqa: F401
except ImportError:
collect_ignore_glob.append("dask/array/*")
try:
import pandas # noqa: F401
except ImportError:
collect_ignore_glob.append("dask/dataframe/*")
try:
import scipy # noqa: F401
except ImportError:
collect_ignore.append("dask/array/stats.py")
try:
import pyarrow # noqa: F401
except ImportError:
collect_ignore.append("dask/dataframe/io/orc/arrow.py")
try:
import tiledb # noqa: F401
except ImportError:
collect_ignore.append("dask/array/tiledb_io.py")
try:
import sqlalchemy # noqa: F401
except ImportError:
collect_ignore.append("dask/dataframe/io/sql.py")
def pytest_addoption(parser):
parser.addoption("--runslow", action="store_true", help="run slow tests")
def pytest_runtest_setup(item):
if "slow" in item.keywords and not item.config.getoption("--runslow"):
pytest.skip("need --runslow option to run")
try:
from dask.dataframe.utils import pyarrow_strings_enabled
convert_string = pyarrow_strings_enabled()
except (ImportError, RuntimeError):
convert_string = False
skip_with_pyarrow_strings = pytest.mark.skipif(
convert_string,
reason="No need to run with pyarrow strings",
)
xfail_with_pyarrow_strings = pytest.mark.xfail(
convert_string,
reason="Known failure with pyarrow strings",
)
def pytest_collection_modifyitems(config, items):
for item in items:
if "skip_with_pyarrow_strings" in item.keywords:
item.add_marker(skip_with_pyarrow_strings)
if "xfail_with_pyarrow_strings" in item.keywords:
item.add_marker(xfail_with_pyarrow_strings)
@pytest.fixture(params=["disk", "tasks"])
def shuffle_method(request):
with dask.config.set({"dataframe.shuffle.method": request.param}):
yield request.param