ta issues

requesting two indicators

1

Hi can i request two indicators? one is called halftrend and if you are familiar with pinescript, you can find it on tradingview.com, even if you are not familiar with...

drkhodakarami

enhancement

Mistake in computing On-balance volume (OBV)

1

https://github.com/bukosabino/ta/blob/84ced26e07cb676d1033703dfd81e1ee81285b07/ta/volume.py#L84 There is a problem in computing OBV. Regarding the formula from [wikipedia](https://en.wikipedia.org/wiki/On-balance_volume) (and several other resources that I checked to make sure) when the close price is equal to...

MRyderOC

ATR - ValueError: The truth value of a Series is ambiguous.

Hi I've got ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all(). when tried to get ATR using ta.volatility.average_true_range(h, l, c, 2, False)....

EIGdataHunter

volume_price_trend is completly wrong

Wiki link you provided: https://en.wikipedia.org/wiki/Volume%E2%80%93price_trend It tells: VPT is based on a running **cumulative** volume that adds or subtracts ... Another link: https://www.barchart.com/education/technical-indicators/price_volume_trend It tells: Add to yesterday's **cumulative** total:...

Groni3000

MACD errors

1

Version 0.10.1 ta.trend.MACD(df.close, window_slow = 26, window_fast = 12, window_sign = 9) is outputing **** ta.trend.macd(df.close, window_slow = 26, window_fast = 12, window_sign = 9) is outputing **TypeError: macd() got...

sanbikinosaru

Bump numpy from 1.21.5 to 1.22.0

Bumps [numpy](https://github.com/numpy/numpy) from 1.21.5 to 1.22.0. Release notes Sourced from numpy's releases. v1.22.0 NumPy 1.22.0 Release Notes NumPy 1.22.0 is a big release featuring the work of 153 contributors spread...

dependabot[bot]

dependencies

Default window

Unless I am very mistaken, there is a big problem with using this library for training a model to be used in production. For example, if one uses the ```ta.add_all_ta_features(...)```...

bendruitt

Definition mapping from feature name to the actual technical indicator name?

2

Wondering if this already exists? If not happy to create if valuable. I'm looking for a mapping from the column names outputted, to the actual technical indicator it represents. examples:...

markdregan