Source code for highcharts_stock.options.plot_options.oscillators.stochastic

from typing import Optional, List

from validator_collection import validators

from highcharts_core.decorators import class_sensitive
from highcharts_core.metaclasses import HighchartsMeta

from highcharts_stock import errors
from highcharts_stock.options.plot_options.indicators import ParameterBase, ComparableIndicatorOptions
from highcharts_stock.utility_classes.line_styles import LineStylesColorWidth


[docs]class StochasticParameters(ParameterBase): def __init__(self, **kwargs): self._periods = None self.periods = kwargs.get('periods', None) super().__init__(**kwargs) @property def index(self): """Does not apply, so raises an :exc:`AttributeError <python:AttributeError>`.""" raise AttributeError(f"{self.__class__.__name__} has no attribute 'index'") @index.setter def index(self, value): raise AttributeError(f"{self.__class__.__name__} has no attribute 'index'") @property def period(self): """Does not apply, so raises an :exc:`AttributeError <python:AttributeError>`.""" raise AttributeError(f"{self.__class__.__name__} has no attribute 'period'") @period.setter def period(self, value): raise AttributeError(f"{self.__class__.__name__} has no attribute 'period'") @property def periods(self) -> Optional[List[int]]: """The periods to use when calculating the Stochastic Oscillator. Defaults to ``[14, 3]``. .. note:: Expects a two-member iterable of :class:`int <python:int>` instances. :rtype: :class:`list <python:list>` of :class:`int <python:int>`, or :obj:`None <python:None>` """ return self._periods @periods.setter def periods(self, value): if not value: self._periods = None else: value = validators.iterable(value) if len(value) != 2: raise errors.HighchartsValueError(f'periods expects a 2-member iterable. ' f'Received a {len(value)}-member ' f'iterable.') self._periods = [validators.integer(x, minimum = 0) for x in value] @classmethod def _get_kwargs_from_dict(cls, as_dict): kwargs = { 'periods': as_dict.get('periods', None), } return kwargs def _to_untrimmed_dict(self, in_cls = None) -> dict: untrimmed = { 'periods': self.periods, } return untrimmed
[docs]class SlowStochasticParameters(StochasticParameters): def __init__(self, **kwargs): super().__init__(**kwargs) @property def periods(self) -> Optional[List[int]]: """The periods to use when calculating the Slow Stochastic Oscillator. Defaults to ``[14, 3, 3]``. .. note:: Expects a three-member iterable of :class:`int <python:int>` instances. :rtype: :class:`list <python:list>` of :class:`int <python:int>`, or :obj:`None <python:None>` """ return self._periods @periods.setter def periods(self, value): if not value: self._periods = None else: value = validators.iterable(value) if len(value) != 3: raise errors.HighchartsValueError(f'periods expects a 3-member iterable. ' f'Received a {len(value)}-member ' f'iterable.') self._periods = [validators.integer(x, minimum = 0) for x in value] @classmethod def _get_kwargs_from_dict(cls, as_dict): kwargs = { 'periods': as_dict.get('periods', None), } return kwargs def _to_untrimmed_dict(self, in_cls = None) -> dict: untrimmed = { 'periods': self.periods, } return untrimmed
[docs]class StochasticStyleOptions(HighchartsMeta): """Styles for the Stochastic lines.""" def __init__(self, **kwargs): self._styles = None self.styles = kwargs.get('styles', None) @property def styles(self) -> Optional[LineStylesColorWidth]: """Styles for the line. :rtype: :class:`LineStylesColorWidth` or :obj:`None <python:None>` """ return self._styles @styles.setter @class_sensitive(LineStylesColorWidth) def styles(self, value): self._styles = value @classmethod def _get_kwargs_from_dict(cls, as_dict): kwargs = { 'styles': as_dict.get('styles', None) } return kwargs def _to_untrimmed_dict(self, in_cls = None) -> dict: untrimmed = { 'styles': self.styles } return untrimmed
[docs]class StochasticOptions(ComparableIndicatorOptions): """Configuration for a Stochastic :term:`Oscillator`. .. figure:: ../../../../_static/stochastic-example.png :alt: Stochsatic Oscillator Example Chart :align: center """ def __init__(self, **kwargs): self._smoothed_line = None self.smoothed_line = kwargs.get('smoothed_line', None) super().__init__(**kwargs) @property def smoothed_line(self) -> Optional[StochasticStyleOptions]: """Styles for the smoothed line. :rtype: :class:`StochasticStyleOptions` or :obj:`None <python:None>` """ return self._smoothed_line @smoothed_line.setter @class_sensitive(StochasticStyleOptions) def smoothed_line(self, value): self._smoothed_line = value @property def params(self) -> Optional[StochasticParameters]: """Parameters used in calculating the indicator's data points. :rtype: :class:`StochasticParameters` or :obj:`None <python:None>` """ return self._params @params.setter @class_sensitive(StochasticParameters) def params(self, value): self._params = value @classmethod def _get_kwargs_from_dict(cls, as_dict): kwargs = { 'accessibility': as_dict.get('accessibility', None), 'allow_point_select': as_dict.get('allowPointSelect', None), 'animation': as_dict.get('animation', None), 'class_name': as_dict.get('className', None), 'clip': as_dict.get('clip', None), 'color': as_dict.get('color', None), 'cursor': as_dict.get('cursor', None), 'custom': as_dict.get('custom', None), 'dash_style': as_dict.get('dashStyle', None), 'data_labels': as_dict.get('dataLabels', None), 'description': as_dict.get('description', None), 'enable_mouse_tracking': as_dict.get('enableMouseTracking', None), 'events': as_dict.get('events', None), 'include_in_data_export': as_dict.get('includeInDataExport', None), 'keys': as_dict.get('keys', None), 'label': as_dict.get('label', None), 'legend_symbol': as_dict.get('legendSymbol', None), 'linked_to': as_dict.get('linkedTo', None), 'marker': as_dict.get('marker', None), 'on_point': as_dict.get('onPoint', None), 'opacity': as_dict.get('opacity', None), 'point': as_dict.get('point', None), 'point_description_formatter': as_dict.get('pointDescriptionFormatter', None), 'selected': as_dict.get('selected', None), 'show_checkbox': as_dict.get('showCheckbox', None), 'show_in_legend': as_dict.get('showInLegend', None), 'skip_keyboard_navigation': as_dict.get('skipKeyboardNavigation', None), 'sonification': as_dict.get('sonification', None), 'states': as_dict.get('states', None), 'sticky_tracking': as_dict.get('stickyTracking', None), 'threshold': as_dict.get('threshold', None), 'tooltip': as_dict.get('tooltip', None), 'turbo_threshold': as_dict.get('turboThreshold', None), 'visible': as_dict.get('visible', None), 'animation_limit': as_dict.get('animationLimit', None), 'boost_blending': as_dict.get('boostBlending', None), 'boost_threshold': as_dict.get('boostThreshold', None), 'color_index': as_dict.get('colorIndex', None), 'color_key': as_dict.get('colorKey', None), 'connect_nulls': as_dict.get('connectNulls', None), 'crisp': as_dict.get('crisp', None), 'crop_threshold': as_dict.get('cropThreshold', None), 'data_sorting': as_dict.get('dataSorting', None), 'find_nearest_point_by': as_dict.get('findNearestPointBy', None), 'get_extremes_from_all': as_dict.get('getExtremesFromAll', None), 'linecap': as_dict.get('linecap', None), 'line_width': as_dict.get('lineWidth', None), 'relative_x_value': as_dict.get('relativeXValue', None), 'shadow': as_dict.get('shadow', None), 'soft_threshold': as_dict.get('softThreshold', None), 'step': as_dict.get('step', None), 'zone_axis': as_dict.get('zoneAxis', None), 'zones': as_dict.get('zones', None), 'color_axis': as_dict.get('colorAxis', None), 'connect_ends': as_dict.get('connectEnds', None), 'drag_drop': as_dict.get('dragDrop', None), 'negative_color': as_dict.get('negativeColor', None), 'point_description_format': as_dict.get('pointDescriptionFormat', None), 'point_interval': as_dict.get('pointInterval', None), 'point_interval_unit': as_dict.get('pointIntervalUnit', None), 'point_placement': as_dict.get('pointPlacement', None), 'point_start': as_dict.get('pointStart', None), 'stacking': as_dict.get('stacking', None), 'compare_start': as_dict.get('compareStart', None), 'compare_to_main': as_dict.get('compareToMain', None), 'cumulative': as_dict.get('cumulative', None), 'data_as_columns': as_dict.get('dataAsColumns', None), 'data_grouping': as_dict.get('dataGrouping', None), 'gap_size': as_dict.get('gapSize', None), 'gap_unit': as_dict.get('gapUnit', None), 'last_price': as_dict.get('lastPrice', None), 'last_visible_price': as_dict.get('lastVisiblePrice', None), 'name': as_dict.get('name', None), 'params': as_dict.get('params', None), 'compare': as_dict.get('compare', None), 'compare_base': as_dict.get('compareBase', None), 'smoothed_line': as_dict.get('smoothedLine', None), } return kwargs def _to_untrimmed_dict(self, in_cls = None) -> dict: untrimmed = { 'smoothedLine': self.smoothed_line, } parent_as_dict = super()._to_untrimmed_dict(in_cls = in_cls) for key in parent_as_dict: untrimmed[key] = parent_as_dict[key] return untrimmed
[docs]class SlowStochasticOptions(StochasticOptions): """Configuration for a Slow Stochastic :term:`Oscillator`. .. figure:: ../../../../_static/slow-stochastic-example.png :alt: Slow Stochsatic Oscillator Example Chart :align: center """ @property def params(self) -> Optional[SlowStochasticParameters]: """Parameters used in calculating the indicator's data points. :rtype: :class:`SlowStochasticParameters` or :obj:`None <python:None>` """ return self._params @params.setter @class_sensitive(SlowStochasticParameters) def params(self, value): self._params = value