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),
'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),
'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_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