def test_names(self, data, time_locale):
        # GH 17354
        # Test .weekday_name, .day_name(), .month_name
        with tm.assert_produces_warning(FutureWarning,
                                        check_stacklevel=False):
            assert data.weekday_name == 'Monday'
        if time_locale is None:
            expected_day = 'Monday'
            expected_month = 'August'
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_day = calendar.day_name[0].capitalize()
                expected_month = calendar.month_name[8].capitalize()

        assert data.day_name(time_locale) == expected_day
        assert data.month_name(time_locale) == expected_month

        # Test NaT
        nan_ts = Timestamp(NaT)
        assert np.isnan(nan_ts.day_name(time_locale))
        assert np.isnan(nan_ts.month_name(time_locale)) 

def test_names(self, data, time_locale):
        # GH 17354
        # Test .weekday_name, .day_name(), .month_name
        with tm.assert_produces_warning(FutureWarning,
                                        check_stacklevel=False):
            assert data.weekday_name == 'Monday'
        if time_locale is None:
            expected_day = 'Monday'
            expected_month = 'August'
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_day = calendar.day_name[0].capitalize()
                expected_month = calendar.month_name[8].capitalize()

        assert data.day_name(time_locale) == expected_day
        assert data.month_name(time_locale) == expected_month

        # Test NaT
        nan_ts = Timestamp(NaT)
        assert np.isnan(nan_ts.day_name(time_locale))
        assert np.isnan(nan_ts.month_name(time_locale)) 

def test_names(self, data, time_locale):
        # GH 17354
        # Test .weekday_name, .day_name(), .month_name
        with tm.assert_produces_warning(FutureWarning,
                                        check_stacklevel=False):
            assert data.weekday_name == 'Monday'
        if time_locale is None:
            expected_day = 'Monday'
            expected_month = 'August'
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_day = calendar.day_name[0].capitalize()
                expected_month = calendar.month_name[8].capitalize()

        result_day = data.day_name(time_locale)
        result_month = data.month_name(time_locale)

        # Work around https://github.com/pandas-dev/pandas/issues/22342
        # different normalizations

        if not PY2:
            expected_day = unicodedata.normalize("NFD", expected_day)
            expected_month = unicodedata.normalize("NFD", expected_month)

            result_day = unicodedata.normalize("NFD", result_day,)
            result_month = unicodedata.normalize("NFD", result_month)

        assert result_day == expected_day
        assert result_month == expected_month

        # Test NaT
        nan_ts = Timestamp(NaT)
        assert np.isnan(nan_ts.day_name(time_locale))
        assert np.isnan(nan_ts.month_name(time_locale)) 

def setUp(self):
        try:
            import java
            java.util.Locale.setDefault(java.util.Locale.US)
        except ImportError:
            from locale import setlocale, LC_TIME
            saved_locale = setlocale(LC_TIME)
            setlocale(LC_TIME, 'C')
            self.addCleanup(setlocale, LC_TIME, saved_locale) 

def test_dt_accessor_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        s = Series(DatetimeIndex(freq='D', start=datetime(1998, 1, 1),
                                 periods=365))
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert s.dt.weekday_name[day] == eng_name
            assert s.dt.day_name(locale=time_locale)[day] == name
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.day_name(locale=time_locale).iloc[-1])

        s = Series(DatetimeIndex(freq='M', start='2012', end='2013'))
        result = s.dt.month_name(locale=time_locale)
        expected = Series([month.capitalize() for month in expected_months])
        tm.assert_series_equal(result, expected)
        for s_date, expected in zip(s, expected_months):
            result = s_date.month_name(locale=time_locale)
            assert result == expected.capitalize()
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.month_name(locale=time_locale).iloc[-1]) 

def fetch_day(self, days_ago = 1):
        '''Fetch articles on the list of a specific day'''
        day = datetime.date.today() - datetime.timedelta(days_ago)
        if 'locale' in self.patterns:
            setlocale(LC_TIME, 'de_DE') #self.patterns['locale'])
        else:
            setlocale(LC_TIME, 'en_US.utf8')
        pagename = self.patterns['fn_day'](day)
        fn_title = "fn_title" in self.patterns and self.patterns['fn_title'] or None
        self.parse_list(pagename, title_process = fn_title) 

def test_names(self, data, time_locale):
        # GH 17354
        # Test .weekday_name, .day_name(), .month_name
        with tm.assert_produces_warning(FutureWarning,
                                        check_stacklevel=False):
            assert data.weekday_name == 'Monday'
        if time_locale is None:
            expected_day = 'Monday'
            expected_month = 'August'
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_day = calendar.day_name[0].capitalize()
                expected_month = calendar.month_name[8].capitalize()

        result_day = data.day_name(time_locale)
        result_month = data.month_name(time_locale)

        # Work around https://github.com/pandas-dev/pandas/issues/22342
        # different normalizations

        if not PY2:
            expected_day = unicodedata.normalize("NFD", expected_day)
            expected_month = unicodedata.normalize("NFD", expected_month)

            result_day = unicodedata.normalize("NFD", result_day,)
            result_month = unicodedata.normalize("NFD", result_month)

        assert result_day == expected_day
        assert result_month == expected_month

        # Test NaT
        nan_ts = Timestamp(NaT)
        assert np.isnan(nan_ts.day_name(time_locale))
        assert np.isnan(nan_ts.month_name(time_locale)) 

def format_time(time):
    """
    Format time based on the system time.
    """
    sys_locale = system_locale(locale.LC_TIME)
    return babel.dates.format_time(time, format='short', locale=sys_locale) 

def setUp(self):
        try:
            import java
            java.util.Locale.setDefault(java.util.Locale.US)
        except ImportError:
            from locale import setlocale, LC_TIME
            saved_locale = setlocale(LC_TIME)
            setlocale(LC_TIME, 'C')
            self.addCleanup(setlocale, LC_TIME, saved_locale) 

def make():
	'''Generate man page for zim'''

	tagline, about = get_about()
	try:
		os.mkdir('man')
	except OSError:
		pass # dir already exists
	setlocale(LC_TIME, "C")
	manpage = open('man/zim.1', 'w')
	manpage.write('.TH ZIM "1" "%s" "zim %s" "User Commands"\n' % (strftime('%B %Y', gmtime(int(os.environ.get('SOURCE_DATE_EPOCH', time())))), __version__))
	manpage.write('.SH NAME\nzim \\- %s\n\n' % tagline)
	manpage.write('.SH SYNOPSIS\n%s\n' % HelpCommand.usagehelp.replace('-', r'\-'))
	manpage.write('.SH DESCRIPTION\n%s\n' % about)
	manpage.write('.SH OPTIONS\n%s\n' % HelpCommand.optionhelp.replace('-', r'\-'))
	manpage.write('.SH AUTHOR\n%s\n\n' % __author__)
	manpage.write( '''\
.SH "SEE ALSO"
The full documentation for
.B zim
is maintained as a zim notebook. The command
.IP
.B zim --manual
.PP
should give you access to the complete manual.

The website for
.B zim
can be found at
.I %s
''' % __url__)
	manpage.close() 

def test_dt_accessor_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        s = Series(DatetimeIndex(freq='D', start=datetime(1998, 1, 1),
                                 periods=365))
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert s.dt.weekday_name[day] == eng_name
            assert s.dt.day_name(locale=time_locale)[day] == name
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.day_name(locale=time_locale).iloc[-1])

        s = Series(DatetimeIndex(freq='M', start='2012', end='2013'))
        result = s.dt.month_name(locale=time_locale)
        expected = Series([month.capitalize() for month in expected_months])
        tm.assert_series_equal(result, expected)
        for s_date, expected in zip(s, expected_months):
            result = s_date.month_name(locale=time_locale)
            assert result == expected.capitalize()
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.month_name(locale=time_locale).iloc[-1]) 

def test_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        # GH#11128
        dti = pd.date_range(freq='D', start=datetime(1998, 1, 1),
                            periods=365)
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert dti.weekday_name[day] == eng_name
            assert dti.day_name(locale=time_locale)[day] == name
            ts = Timestamp(datetime(2016, 4, day))
            with tm.assert_produces_warning(FutureWarning,
                                            check_stacklevel=False):
                assert ts.weekday_name == eng_name
            assert ts.day_name(locale=time_locale) == name
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.day_name(locale=time_locale)[-1])
        ts = Timestamp(pd.NaT)
        assert np.isnan(ts.day_name(locale=time_locale))

        # GH#12805
        dti = pd.date_range(freq='M', start='2012', end='2013')
        result = dti.month_name(locale=time_locale)
        expected = Index([month.capitalize() for month in expected_months])

        # work around different normalization schemes
        # https://github.com/pandas-dev/pandas/issues/22342
        if not compat.PY2:
            result = result.str.normalize("NFD")
            expected = expected.str.normalize("NFD")

        tm.assert_index_equal(result, expected)

        for date, expected in zip(dti, expected_months):
            result = date.month_name(locale=time_locale)
            expected = expected.capitalize()

            if not compat.PY2:
                result = unicodedata.normalize("NFD", result)
                expected = unicodedata.normalize("NFD", result)

            assert result == expected
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.month_name(locale=time_locale)[-1]) 

def test_dt_accessor_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        s = Series(date_range(freq='D', start=datetime(1998, 1, 1),
                              periods=365))
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert s.dt.weekday_name[day] == eng_name
            assert s.dt.day_name(locale=time_locale)[day] == name
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.day_name(locale=time_locale).iloc[-1])

        s = Series(date_range(freq='M', start='2012', end='2013'))
        result = s.dt.month_name(locale=time_locale)
        expected = Series([month.capitalize() for month in expected_months])

        # work around https://github.com/pandas-dev/pandas/issues/22342
        if not compat.PY2:
            result = result.str.normalize("NFD")
            expected = expected.str.normalize("NFD")

        tm.assert_series_equal(result, expected)

        for s_date, expected in zip(s, expected_months):
            result = s_date.month_name(locale=time_locale)
            expected = expected.capitalize()

            if not compat.PY2:
                result = unicodedata.normalize("NFD", result)
                expected = unicodedata.normalize("NFD", expected)

            assert result == expected

        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.month_name(locale=time_locale).iloc[-1]) 

def test_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        # GH 11128
        dti = DatetimeIndex(freq='D', start=datetime(1998, 1, 1),
                            periods=365)
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert dti.weekday_name[day] == eng_name
            assert dti.day_name(locale=time_locale)[day] == name
            ts = Timestamp(datetime(2016, 4, day))
            with tm.assert_produces_warning(FutureWarning,
                                            check_stacklevel=False):
                assert ts.weekday_name == eng_name
            assert ts.day_name(locale=time_locale) == name
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.day_name(locale=time_locale)[-1])
        ts = Timestamp(pd.NaT)
        assert np.isnan(ts.day_name(locale=time_locale))

        # GH 12805
        dti = DatetimeIndex(freq='M', start='2012', end='2013')
        result = dti.month_name(locale=time_locale)
        expected = Index([month.capitalize() for month in expected_months])
        tm.assert_index_equal(result, expected)
        for date, expected in zip(dti, expected_months):
            result = date.month_name(locale=time_locale)
            assert result == expected.capitalize()
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.month_name(locale=time_locale)[-1]) 

def test_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        # GH#11128
        dti = pd.date_range(freq='D', start=datetime(1998, 1, 1),
                            periods=365)
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert dti.weekday_name[day] == eng_name
            assert dti.day_name(locale=time_locale)[day] == name
            ts = Timestamp(datetime(2016, 4, day))
            with tm.assert_produces_warning(FutureWarning,
                                            check_stacklevel=False):
                assert ts.weekday_name == eng_name
            assert ts.day_name(locale=time_locale) == name
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.day_name(locale=time_locale)[-1])
        ts = Timestamp(pd.NaT)
        assert np.isnan(ts.day_name(locale=time_locale))

        # GH#12805
        dti = pd.date_range(freq='M', start='2012', end='2013')
        result = dti.month_name(locale=time_locale)
        expected = Index([month.capitalize() for month in expected_months])

        # work around different normalization schemes
        # https://github.com/pandas-dev/pandas/issues/22342
        if not compat.PY2:
            result = result.str.normalize("NFD")
            expected = expected.str.normalize("NFD")

        tm.assert_index_equal(result, expected)

        for date, expected in zip(dti, expected_months):
            result = date.month_name(locale=time_locale)
            expected = expected.capitalize()

            if not compat.PY2:
                result = unicodedata.normalize("NFD", result)
                expected = unicodedata.normalize("NFD", result)

            assert result == expected
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.month_name(locale=time_locale)[-1]) 

def test_dt_accessor_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        s = Series(date_range(freq='D', start=datetime(1998, 1, 1),
                              periods=365))
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert s.dt.weekday_name[day] == eng_name
            assert s.dt.day_name(locale=time_locale)[day] == name
        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.day_name(locale=time_locale).iloc[-1])

        s = Series(date_range(freq='M', start='2012', end='2013'))
        result = s.dt.month_name(locale=time_locale)
        expected = Series([month.capitalize() for month in expected_months])

        # work around https://github.com/pandas-dev/pandas/issues/22342
        if not compat.PY2:
            result = result.str.normalize("NFD")
            expected = expected.str.normalize("NFD")

        tm.assert_series_equal(result, expected)

        for s_date, expected in zip(s, expected_months):
            result = s_date.month_name(locale=time_locale)
            expected = expected.capitalize()

            if not compat.PY2:
                result = unicodedata.normalize("NFD", result)
                expected = unicodedata.normalize("NFD", expected)

            assert result == expected

        s = s.append(Series([pd.NaT]))
        assert np.isnan(s.dt.month_name(locale=time_locale).iloc[-1]) 

def test_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        # GH#11128
        dti = pd.date_range(freq='D', start=datetime(1998, 1, 1),
                            periods=365)
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert dti.weekday_name[day] == eng_name
            assert dti.day_name(locale=time_locale)[day] == name
            ts = Timestamp(datetime(2016, 4, day))
            with tm.assert_produces_warning(FutureWarning,
                                            check_stacklevel=False):
                assert ts.weekday_name == eng_name
            assert ts.day_name(locale=time_locale) == name
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.day_name(locale=time_locale)[-1])
        ts = Timestamp(pd.NaT)
        assert np.isnan(ts.day_name(locale=time_locale))

        # GH#12805
        dti = pd.date_range(freq='M', start='2012', end='2013')
        result = dti.month_name(locale=time_locale)
        expected = Index([month.capitalize() for month in expected_months])

        # work around different normalization schemes
        # https://github.com/pandas-dev/pandas/issues/22342
        if not compat.PY2:
            result = result.str.normalize("NFD")
            expected = expected.str.normalize("NFD")

        tm.assert_index_equal(result, expected)

        for date, expected in zip(dti, expected_months):
            result = date.month_name(locale=time_locale)
            expected = expected.capitalize()

            if not compat.PY2:
                result = unicodedata.normalize("NFD", result)
                expected = unicodedata.normalize("NFD", result)

            assert result == expected
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.month_name(locale=time_locale)[-1]) 

def test_datetime_name_accessors(self, time_locale):
        # Test Monday -> Sunday and January -> December, in that sequence
        if time_locale is None:
            # If the time_locale is None, day-name and month_name should
            # return the english attributes
            expected_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                             'Friday', 'Saturday', 'Sunday']
            expected_months = ['January', 'February', 'March', 'April', 'May',
                               'June', 'July', 'August', 'September',
                               'October', 'November', 'December']
        else:
            with tm.set_locale(time_locale, locale.LC_TIME):
                expected_days = calendar.day_name[:]
                expected_months = calendar.month_name[1:]

        # GH 11128
        dti = DatetimeIndex(freq='D', start=datetime(1998, 1, 1),
                            periods=365)
        english_days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday',
                        'Friday', 'Saturday', 'Sunday']
        for day, name, eng_name in zip(range(4, 11),
                                       expected_days,
                                       english_days):
            name = name.capitalize()
            assert dti.weekday_name[day] == eng_name
            assert dti.day_name(locale=time_locale)[day] == name
            ts = Timestamp(datetime(2016, 4, day))
            with tm.assert_produces_warning(FutureWarning,
                                            check_stacklevel=False):
                assert ts.weekday_name == eng_name
            assert ts.day_name(locale=time_locale) == name
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.day_name(locale=time_locale)[-1])
        ts = Timestamp(pd.NaT)
        assert np.isnan(ts.day_name(locale=time_locale))

        # GH 12805
        dti = DatetimeIndex(freq='M', start='2012', end='2013')
        result = dti.month_name(locale=time_locale)
        expected = Index([month.capitalize() for month in expected_months])
        tm.assert_index_equal(result, expected)
        for date, expected in zip(dti, expected_months):
            result = date.month_name(locale=time_locale)
            assert result == expected.capitalize()
        dti = dti.append(DatetimeIndex([pd.NaT]))
        assert np.isnan(dti.month_name(locale=time_locale)[-1])