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fix: OBV starts at zero and validate OHLC lengths in CDL pattern functions

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Pratik Bhadane
2026-04-01 20:33:33 +05:30
parent 262f0a2916
commit 7a589c725f
2 changed files with 159 additions and 29 deletions
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python/ferro_ta/indicators/pattern.py
+155 -25
View File
@@ -217,7 +217,15 @@ from ferro_ta._ferro_ta import (
cdlxsidegap3methods as _cdlxsidegap3methods,
)
from ferro_ta._utils import _to_f64
from ferro_ta.core.exceptions import _normalize_rust_error
from ferro_ta.core.exceptions import FerroTAInputError, _normalize_rust_error
def _validate_ohlc_lengths(o, h, lo, c) -> None:
if not (len(o) == len(h) == len(lo) == len(c)):
raise FerroTAInputError(
f"All OHLC arrays must have the same length "
f"(open={len(o)}, high={len(h)}, low={len(lo)}, close={len(c)}).",
)
def CDL2CROWS(
@@ -238,8 +246,10 @@ def CDL2CROWS(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl2crows(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdl2crows(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -262,8 +272,10 @@ def CDLDOJI(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdldoji(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdldoji(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -286,8 +298,10 @@ def CDLENGULFING(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlengulfing(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlengulfing(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -310,8 +324,10 @@ def CDLHAMMER(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhammer(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlhammer(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -334,6 +350,8 @@ def CDLSHOOTINGSTAR(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlshootingstar(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -360,6 +378,8 @@ def CDLMORNINGSTAR(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlmorningstar(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -386,6 +406,8 @@ def CDLEVENINGSTAR(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdleveningstar(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -412,8 +434,10 @@ def CDLMARUBOZU(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlmarubozu(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlmarubozu(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -436,6 +460,8 @@ def CDLSPINNINGTOP(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlspinningtop(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -465,6 +491,8 @@ def CDL3BLACKCROWS(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3blackcrows(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -494,6 +522,8 @@ def CDL3WHITESOLDIERS(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3whitesoldiers(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -520,8 +550,10 @@ def CDL3INSIDE(
numpy.ndarray[int32]
100 (bullish Three Inside Up), -100 (bearish Three Inside Down), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3inside(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdl3inside(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -544,8 +576,10 @@ def CDL3OUTSIDE(
numpy.ndarray[int32]
100 (bullish Three Outside Up), -100 (bearish Three Outside Down), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3outside(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdl3outside(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -568,8 +602,10 @@ def CDLDOJISTAR(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdldojistar(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdldojistar(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -592,6 +628,8 @@ def CDLMORNINGDOJISTAR(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlmorningdojistar(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -618,6 +656,8 @@ def CDLEVENINGDOJISTAR(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdleveningdojistar(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -644,8 +684,10 @@ def CDLHARAMI(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlharami(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlharami(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -668,6 +710,8 @@ def CDLHARAMICROSS(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlharamicross(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -694,6 +738,8 @@ def CDL3LINESTRIKE(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3linestrike(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -720,6 +766,8 @@ def CDL3STARSINSOUTH(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdl3starsinsouth(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -746,6 +794,8 @@ def CDLABANDONEDBABY(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlabandonedbaby(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -772,6 +822,8 @@ def CDLADVANCEBLOCK(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdladvanceblock(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -798,8 +850,10 @@ def CDLBELTHOLD(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlbelthold(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlbelthold(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -822,8 +876,10 @@ def CDLBREAKAWAY(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlbreakaway(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlbreakaway(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -846,6 +902,8 @@ def CDLCLOSINGMARUBOZU(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlclosingmarubozu(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -872,6 +930,8 @@ def CDLCONCEALBABYSWALL(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlconcealbabyswall(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -898,6 +958,8 @@ def CDLCOUNTERATTACK(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlcounterattack(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -924,6 +986,8 @@ def CDLDARKCLOUDCOVER(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdldarkcloudcover(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -950,6 +1014,8 @@ def CDLDRAGONFLYDOJI(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdldragonflydoji(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -976,6 +1042,8 @@ def CDLGAPSIDESIDEWHITE(
numpy.ndarray[int32]
100 (upside gap), -100 (downside gap), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlgapsidesidewhite(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1002,6 +1070,8 @@ def CDLGRAVESTONEDOJI(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlgravestonedoji(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1028,6 +1098,8 @@ def CDLHANGINGMAN(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhangingman(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1054,8 +1126,10 @@ def CDLHIGHWAVE(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhighwave(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlhighwave(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1078,8 +1152,10 @@ def CDLHIKKAKE(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhikkake(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlhikkake(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1102,6 +1178,8 @@ def CDLHIKKAKEMOD(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhikkakemod(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1128,6 +1206,8 @@ def CDLHOMINGPIGEON(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlhomingpigeon(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1154,6 +1234,8 @@ def CDLIDENTICAL3CROWS(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlidentical3crows(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1180,8 +1262,10 @@ def CDLINNECK(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlinneck(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlinneck(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1204,6 +1288,8 @@ def CDLINVERTEDHAMMER(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlinvertedhammer(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1230,8 +1316,10 @@ def CDLKICKING(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlkicking(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlkicking(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1254,6 +1342,8 @@ def CDLKICKINGBYLENGTH(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlkickingbylength(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1280,6 +1370,8 @@ def CDLLADDERBOTTOM(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlladderbottom(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1306,6 +1398,8 @@ def CDLLONGLEGGEDDOJI(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdllongleggeddoji(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1332,8 +1426,10 @@ def CDLLONGLINE(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdllongline(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdllongline(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1356,6 +1452,8 @@ def CDLMATCHINGLOW(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlmatchinglow(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1382,8 +1480,10 @@ def CDLMATHOLD(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlmathold(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlmathold(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1406,8 +1506,10 @@ def CDLONNECK(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlonneck(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlonneck(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1430,8 +1532,10 @@ def CDLPIERCING(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlpiercing(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlpiercing(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1454,6 +1558,8 @@ def CDLRICKSHAWMAN(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlrickshawman(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1480,6 +1586,8 @@ def CDLRISEFALL3METHODS(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlrisefall3methods(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1506,6 +1614,8 @@ def CDLSEPARATINGLINES(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlseparatinglines(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1532,8 +1642,10 @@ def CDLSHORTLINE(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlshortline(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlshortline(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1556,6 +1668,8 @@ def CDLSTALLEDPATTERN(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlstalledpattern(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1582,6 +1696,8 @@ def CDLSTICKSANDWICH(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlsticksandwich(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1608,8 +1724,10 @@ def CDLTAKURI(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdltakuri(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdltakuri(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1632,8 +1750,10 @@ def CDLTASUKIGAP(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdltasukigap(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdltasukigap(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1656,8 +1776,10 @@ def CDLTHRUSTING(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlthrusting(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdlthrusting(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1680,8 +1802,10 @@ def CDLTRISTAR(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdltristar(_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close))
return _cdltristar(o, h, lo, c)
except ValueError as e:
_normalize_rust_error(e)
@@ -1704,6 +1828,8 @@ def CDLUNIQUE3RIVER(
numpy.ndarray[int32]
100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlunique3river(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1730,6 +1856,8 @@ def CDLUPSIDEGAP2CROWS(
numpy.ndarray[int32]
-100 where pattern is detected, 0 otherwise.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlupsidegap2crows(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
@@ -1756,6 +1884,8 @@ def CDLXSIDEGAP3METHODS(
numpy.ndarray[int32]
100 (bullish), -100 (bearish), or 0.
"""
o, h, lo, c = _to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)
_validate_ohlc_lengths(o, h, lo, c)
try:
return _cdlxsidegap3methods(
_to_f64(open), _to_f64(high), _to_f64(low), _to_f64(close)