Python pandas.Timestamp.fromordinal() Examples

The following are 6 code examples of pandas.Timestamp.fromordinal(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module pandas.Timestamp , or try the search function .
Example #1
Source File: test_timestamp.py    From recruit with Apache License 2.0 6 votes vote down vote up 
def test_constructor_fromordinal(self):
        base = datetime(2000, 1, 1)

        ts = Timestamp.fromordinal(base.toordinal(), freq='D')
        assert base == ts
        assert ts.freq == 'D'
        assert base.toordinal() == ts.toordinal()

        ts = Timestamp.fromordinal(base.toordinal(), tz='US/Eastern')
        assert Timestamp('2000-01-01', tz='US/Eastern') == ts
        assert base.toordinal() == ts.toordinal()

        # GH#3042
        dt = datetime(2011, 4, 16, 0, 0)
        ts = Timestamp.fromordinal(dt.toordinal())
        assert ts.to_pydatetime() == dt

        # with a tzinfo
        stamp = Timestamp('2011-4-16', tz='US/Eastern')
        dt_tz = stamp.to_pydatetime()
        ts = Timestamp.fromordinal(dt_tz.toordinal(), tz='US/Eastern')
        assert ts.to_pydatetime() == dt_tz
Example #2
Source File: test_timestamp.py    From vnpy_crypto with MIT License 6 votes vote down vote up 
def test_constructor_fromordinal(self):
        base = datetime(2000, 1, 1)

        ts = Timestamp.fromordinal(base.toordinal(), freq='D')
        assert base == ts
        assert ts.freq == 'D'
        assert base.toordinal() == ts.toordinal()

        ts = Timestamp.fromordinal(base.toordinal(), tz='US/Eastern')
        assert Timestamp('2000-01-01', tz='US/Eastern') == ts
        assert base.toordinal() == ts.toordinal()

        # GH#3042
        dt = datetime(2011, 4, 16, 0, 0)
        ts = Timestamp.fromordinal(dt.toordinal())
        assert ts.to_pydatetime() == dt

        # with a tzinfo
        stamp = Timestamp('2011-4-16', tz='US/Eastern')
        dt_tz = stamp.to_pydatetime()
        ts = Timestamp.fromordinal(dt_tz.toordinal(), tz='US/Eastern')
        assert ts.to_pydatetime() == dt_tz
Example #3
Source File: test_timestamp.py    From predictive-maintenance-using-machine-learning with Apache License 2.0 6 votes vote down vote up 
def test_constructor_fromordinal(self):
        base = datetime(2000, 1, 1)

        ts = Timestamp.fromordinal(base.toordinal(), freq='D')
        assert base == ts
        assert ts.freq == 'D'
        assert base.toordinal() == ts.toordinal()

        ts = Timestamp.fromordinal(base.toordinal(), tz='US/Eastern')
        assert Timestamp('2000-01-01', tz='US/Eastern') == ts
        assert base.toordinal() == ts.toordinal()

        # GH#3042
        dt = datetime(2011, 4, 16, 0, 0)
        ts = Timestamp.fromordinal(dt.toordinal())
        assert ts.to_pydatetime() == dt

        # with a tzinfo
        stamp = Timestamp('2011-4-16', tz='US/Eastern')
        dt_tz = stamp.to_pydatetime()
        ts = Timestamp.fromordinal(dt_tz.toordinal(), tz='US/Eastern')
        assert ts.to_pydatetime() == dt_tz
Example #4
Source File: stressmodels.py    From pastas with MIT License 6 votes vote down vote up 
def simulate(self, p, tmin=None, tmax=None, freq=None, dt=1):
        tindex = date_range(tmin, tmax, freq=freq)

        if p[1] < tindex[0].toordinal():
            tmin = tindex[0]
        else:
            tmin = Timestamp.fromordinal(int(p[1]))

        if p[2] >= tindex[-1].toordinal():
            tmax = tindex[-1]
        else:
            tmax = Timestamp.fromordinal(int(p[2]))

        trend = tindex.to_series().diff() / Timedelta(1, "D")
        trend.loc[:tmin] = 0
        trend.loc[tmax:] = 0
        trend = trend.cumsum() * p[0]
        return trend
Example #5
Source File: test_timestamp.py    From twitter-stock-recommendation with MIT License 6 votes vote down vote up 
def test_constructor_fromordinal(self):
        base = datetime(2000, 1, 1)

        ts = Timestamp.fromordinal(base.toordinal(), freq='D')
        assert base == ts
        assert ts.freq == 'D'
        assert base.toordinal() == ts.toordinal()

        ts = Timestamp.fromordinal(base.toordinal(), tz='US/Eastern')
        assert Timestamp('2000-01-01', tz='US/Eastern') == ts
        assert base.toordinal() == ts.toordinal()

        # GH#3042
        dt = datetime(2011, 4, 16, 0, 0)
        ts = Timestamp.fromordinal(dt.toordinal())
        assert ts.to_pydatetime() == dt

        # with a tzinfo
        stamp = Timestamp('2011-4-16', tz='US/Eastern')
        dt_tz = stamp.to_pydatetime()
        ts = Timestamp.fromordinal(dt_tz.toordinal(), tz='US/Eastern')
        assert ts.to_pydatetime() == dt_tz
Example #6
Source File: stressmodels.py    From pastas with MIT License 5 votes vote down vote up 
def simulate(self, p, tmin=None, tmax=None, freq=None, dt=1):
        tstart = Timestamp.fromordinal(int(p[-1]), freq="D")
        tindex = date_range(tmin, tmax, freq=freq)
        h = Series(0, tindex, name=self.name)
        h.loc[h.index > tstart] = 1

        b = self.get_block(p[:-1], dt, tmin, tmax)
        npoints = h.index.size
        h = Series(data=fftconvolve(h, b, 'full')[:npoints],
                   index=h.index, name=self.name, fastpath=True)
        return h