本文整理汇总了Python中pandas.core.dtypes.common.is_extension_type方法的典型用法代码示例。如果您正苦于以下问题：Python common.is_extension_type方法的具体用法？Python common.is_extension_type怎么用？Python common.is_extension_type使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pandas.core.dtypes.common的用法示例。
在下文中一共展示了common.is_extension_type方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_is_extension_type
# 需要导入模块: from pandas.core.dtypes import common [as 别名]
# 或者: from pandas.core.dtypes.common import is_extension_type [as 别名]
def test_is_extension_type(check_scipy):
assert not com.is_extension_type([1, 2, 3])
assert not com.is_extension_type(np.array([1, 2, 3]))
assert not com.is_extension_type(pd.DatetimeIndex([1, 2, 3]))
cat = pd.Categorical([1, 2, 3])
assert com.is_extension_type(cat)
assert com.is_extension_type(pd.Series(cat))
assert com.is_extension_type(pd.SparseArray([1, 2, 3]))
assert com.is_extension_type(pd.SparseSeries([1, 2, 3]))
assert com.is_extension_type(pd.DatetimeIndex(['2000'], tz="US/Eastern"))
dtype = DatetimeTZDtype("ns", tz="US/Eastern")
s = pd.Series([], dtype=dtype)
assert com.is_extension_type(s)
if check_scipy:
import scipy.sparse
assert not com.is_extension_type(scipy.sparse.bsr_matrix([1, 2, 3])) 示例2: test_is_extension_type
# 需要导入模块: from pandas.core.dtypes import common [as 别名]
# 或者: from pandas.core.dtypes.common import is_extension_type [as 别名]
def test_is_extension_type(check_scipy):
assert not com.is_extension_type([1, 2, 3])
assert not com.is_extension_type(np.array([1, 2, 3]))
assert not com.is_extension_type(pd.DatetimeIndex([1, 2, 3]))
cat = pd.Categorical([1, 2, 3])
assert com.is_extension_type(cat)
assert com.is_extension_type(pd.Series(cat))
assert com.is_extension_type(pd.SparseArray([1, 2, 3]))
assert com.is_extension_type(pd.SparseSeries([1, 2, 3]))
assert com.is_extension_type(pd.DatetimeIndex([1, 2, 3], tz="US/Eastern"))
dtype = DatetimeTZDtype("ns", tz="US/Eastern")
s = pd.Series([], dtype=dtype)
assert com.is_extension_type(s)
if check_scipy:
import scipy.sparse
assert not com.is_extension_type(scipy.sparse.bsr_matrix([1, 2, 3])) 示例3: test_is_extension_type
# 需要导入模块: from pandas.core.dtypes import common [as 别名]
# 或者: from pandas.core.dtypes.common import is_extension_type [as 别名]
def test_is_extension_type():
assert not com.is_extension_type([1, 2, 3])
assert not com.is_extension_type(np.array([1, 2, 3]))
assert not com.is_extension_type(pd.DatetimeIndex([1, 2, 3]))
cat = pd.Categorical([1, 2, 3])
assert com.is_extension_type(cat)
assert com.is_extension_type(pd.Series(cat))
assert com.is_extension_type(pd.SparseArray([1, 2, 3]))
assert com.is_extension_type(pd.SparseSeries([1, 2, 3]))
assert com.is_extension_type(pd.DatetimeIndex([1, 2, 3], tz="US/Eastern"))
dtype = DatetimeTZDtype("ns", tz="US/Eastern")
s = pd.Series([], dtype=dtype)
assert com.is_extension_type(s)
# This test will only skip if the previous assertions
# pass AND scipy is not installed.
sparse = pytest.importorskip("scipy.sparse")
assert not com.is_extension_type(sparse.bsr_matrix([1, 2, 3]))