Library "HarmonicPattern" Functions to detect/check harmonic patterns from provided values.
line_price_rate(point_c, point_b, point_a) Compute the price rate of the line AB divided by the the line BC Parameters:
point_c: float, the price at point C.
point_b: float, the price at point B.
point_a: float, the price at point A.
Returns: float
line_time_rate(_c, _b, _a) Compute the time rate of the line AB divided by the the line BC Parameters:
_c: float, the time or bar_index at point C.
_b: float, the time or bar_index at point B.
_a: float, the time or bar_index at point A.
Returns: float
is_inrange(value, min, max) Check if value is within min/max range of tolerance. Parameters:
value: float, value to check tolerance.
min: float, minimum value in range of tolerance.
max: float, maximum value in range of tolerance.
Returns: bool
isHarmonicTriangle(rate_cba, margin_of_error) Check if the rate(s) correspond to pattern ("Harmonic Triangle"). Parameters:
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
is2Tap(rate_cba, margin_of_error) Check if the rate(s) correspond to pattern ("2Tap", 'Double Top / Bottom'). Parameters:
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
is3Tap(rate_edc, rate_cba, margin_of_error) Check if the rate(s) correspond to pattern ("3Tap", "Triple Top / Bottom"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
is4Tap(rate_gfe, rate_edc, rate_cba, margin_of_error) Check if the rate(s) correspond to pattern ("4Tap", "Quadruple Top / Bottom"). Parameters:
rate_gfe: float, percent rate of the triangle GFE. expects a negative rate.
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isABCD(rate_cba, rate_dcb, margin_of_error) Check if the rate(s) correspond to pattern ("AB=CD"). Parameters:
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isBat(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Bat"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isButterfly(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Butterfly"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isGartley(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Gartley"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isCrab(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Crab"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isShark(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Shark"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
is5o(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("5o"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isWolfe(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Wolfe"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
is3Driver(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("3 Driver"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isConTria(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Contracting Triangle"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isExpTria(rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Expanding Triangle"). Parameters:
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
isHnS(rate_fed, rate_feb, rate_edc, rate_dcb, rate_cba, rate_eda, margin_of_error) Check if the rate(s) correspond to pattern ("Head and Shoulders"). Parameters:
rate_fed: float, percent rate of the triangle FED. expects a negative rate.
rate_feb: float, percent rate of the triangle FEB. expects a negative rate.
rate_edc: float, percent rate of the triangle EDC. expects a negative rate.
rate_dcb: float, percent rate of the triangle DCB. expects a negative rate.
rate_cba: float, percent rate of the triangle CBA. expects a negative rate.
rate_eda: float, percent rate of the triangle EDA. expects a negative rate.
margin_of_error: float, percent rate of expected error margin, default 0.05(5%).
Returns: bool
Catatan Rilis
β
added a extra calculation method for computing the margin of error of the rates, thanks to HeWhoMustNotBeNamed, CryptoArch_ for bringing it up π
this adds a extra optional parameter to all the functions, "calculation_type" can be either "additive" or "multiplicative"
Catatan Rilis
β
v3
Added: extract() Extract the available patterns from zigzag prices. ββReturns: string array.