Python talib.LINEARREG_SLOPE Examples

The following are 5 code examples of talib.LINEARREG_SLOPE(). 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 talib , or try the search function .
Example #1
Source File: linearreg_slope.py    From jesse with MIT License 6 votes vote down vote up 
def linearreg_slope(candles: np.ndarray, period=14, source_type="close", sequential=False) -> Union[float, np.ndarray]:
    """
    LINEARREG_SLOPE - Linear Regression Slope

    :param candles: np.ndarray
    :param period: int - default: 14
    :param source_type: str - default: "close"
    :param sequential: bool - default=False

    :return: float | np.ndarray
    """
    if not sequential and len(candles) > 240:
        candles = candles[-240:]

    source = get_candle_source(candles, source_type=source_type)
    res = talib.LINEARREG_SLOPE(source, timeperiod=period)

    return res if sequential else res[-1]
Example #2
Source File: talib_series.py    From QUANTAXIS with MIT License 5 votes vote down vote up 
def LINEARREG_SLOPE(Series, timeperiod=14):
    res = talib.LINEARREG_SLOPE(Series.values, timeperiod)
    return pd.Series(res, index=Series.index)


# def MA(Series,):
#   废弃* 因为和QA的MA函数冲突

# def MACD(Series):
#   废弃* 因为和QA的MACD函数冲突
Example #3
Source File: talib_wrapper.py    From tia with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def LINEARREG_SLOPE(series, n=14):
    return _series_to_series(series, talib.LINEARREG_SLOPE, n)
Example #4
Source File: test_indicator_overlap.py    From pandas-ta with MIT License 5 votes vote down vote up 
def test_linreg_slope(self):
        result = pandas_ta.linreg(self.close, slope=True)
        self.assertIsInstance(result, Series)
        self.assertEqual(result.name, 'LRm_14')

        try:
            expected = tal.LINEARREG_SLOPE(self.close)
            pdt.assert_series_equal(result, expected, check_names=False)
        except AssertionError as ae:
            try:
                corr = pandas_ta.utils.df_error_analysis(result, expected, col=CORRELATION)
                self.assertGreater(corr, CORRELATION_THRESHOLD)
            except Exception as ex:
                error_analysis(result, CORRELATION, ex)
Example #5
Source File: talib_indicators.py    From qtpylib with Apache License 2.0 5 votes vote down vote up 
def LINEARREG_SLOPE(data, **kwargs):
    _check_talib_presence()
    prices = _extract_series(data)
    return talib.LINEARREG_SLOPE(prices, **kwargs)