82 lines
2 KiB
Python
82 lines
2 KiB
Python
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# -*- coding: utf-8 -*-
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import pytest
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from warnings import catch_warnings
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import pandas # noqa
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import pandas as pd
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from pandas.errors import AbstractMethodError
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import pandas.util.testing as tm
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@pytest.mark.parametrize(
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"exc", ['UnsupportedFunctionCall', 'UnsortedIndexError',
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'OutOfBoundsDatetime',
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'ParserError', 'PerformanceWarning', 'DtypeWarning',
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'EmptyDataError', 'ParserWarning', 'MergeError'])
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def test_exception_importable(exc):
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from pandas import errors
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e = getattr(errors, exc)
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assert e is not None
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# check that we can raise on them
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with pytest.raises(e):
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raise e()
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def test_catch_oob():
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from pandas import errors
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try:
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pd.Timestamp('15000101')
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except errors.OutOfBoundsDatetime:
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pass
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def test_error_rename():
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# see gh-12665
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from pandas.errors import ParserError
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from pandas.io.common import CParserError
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try:
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raise CParserError()
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except ParserError:
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pass
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try:
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raise ParserError()
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except CParserError:
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pass
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with catch_warnings(record=True):
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try:
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raise ParserError()
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except pd.parser.CParserError:
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pass
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class Foo(object):
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@classmethod
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def classmethod(cls):
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raise AbstractMethodError(cls, methodtype='classmethod')
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@property
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def property(self):
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raise AbstractMethodError(self, methodtype='property')
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def method(self):
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raise AbstractMethodError(self)
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def test_AbstractMethodError_classmethod():
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xpr = "This classmethod must be defined in the concrete class Foo"
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with tm.assert_raises_regex(AbstractMethodError, xpr):
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Foo.classmethod()
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xpr = "This property must be defined in the concrete class Foo"
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with tm.assert_raises_regex(AbstractMethodError, xpr):
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Foo().property
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xpr = "This method must be defined in the concrete class Foo"
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with tm.assert_raises_regex(AbstractMethodError, xpr):
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Foo().method()
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