mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-11-15 03:28:13 +01:00
49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
from distutils.version import LooseVersion
|
|
|
|
import pytest
|
|
|
|
from pandas.compat._optional import VERSIONS
|
|
|
|
import pandas as pd
|
|
from pandas.core.computation.engines import _engines
|
|
import pandas.core.computation.expr as expr
|
|
|
|
|
|
def test_compat():
|
|
# test we have compat with our version of nu
|
|
|
|
from pandas.core.computation.check import _NUMEXPR_INSTALLED
|
|
|
|
try:
|
|
import numexpr as ne
|
|
|
|
ver = ne.__version__
|
|
if LooseVersion(ver) < LooseVersion(VERSIONS["numexpr"]):
|
|
assert not _NUMEXPR_INSTALLED
|
|
else:
|
|
assert _NUMEXPR_INSTALLED
|
|
except ImportError:
|
|
pytest.skip("not testing numexpr version compat")
|
|
|
|
|
|
@pytest.mark.parametrize("engine", _engines)
|
|
@pytest.mark.parametrize("parser", expr._parsers)
|
|
def test_invalid_numexpr_version(engine, parser):
|
|
def testit():
|
|
a, b = 1, 2 # noqa
|
|
res = pd.eval("a + b", engine=engine, parser=parser)
|
|
assert res == 3
|
|
|
|
if engine == "numexpr":
|
|
try:
|
|
import numexpr as ne
|
|
except ImportError:
|
|
pytest.skip("no numexpr")
|
|
else:
|
|
if LooseVersion(ne.__version__) < LooseVersion(VERSIONS["numexpr"]):
|
|
with pytest.raises(ImportError):
|
|
testit()
|
|
else:
|
|
testit()
|
|
else:
|
|
testit()
|