>i4dZddlmZddlZdZdZdZdZd dZ y) u Volume-based indicators — port fedele da V15. Currently exposes `calc_absorption`: detects when a directional candle is absorbed by the opposing side (high volume + small range = exhaustion). ) annotationsNg?g?g?c|dkst|tkryd|jvrdnd}||jvry||jtj j d}t j|s|dkryt||j d}t|dj d}t|dj d}t|dj d}t|d j d}||z } | dkryt||z } | t| zkry|tt|zkD} | t|zk} | r| sy||kD} ||k}t| t|fS) u Returns (buy_absorption, sell_absorption) on the last bar. BUY_ABSORPTION := close > open AND vol > 1.5x avg20 AND range < 0.5x ATR SELL_ABSORPTION := close < open AND vol > 1.5x avg20 AND range < 0.5x ATR Doji bodies (body <= 10% of range) are excluded — no directional bias. Semantics: a directional candle backed by heavy volume but compressed range means the opposing side is absorbing the push — exhaustion signal, contrarian. Safe defaults: - missing volume column → (False, False) - rolling NaN (df < 20 bars) → (False, False) - atr <= 0 → (False, False) r)FFvolume tick_volumeopenhighlowclose)lenVOL_ABSORPTION_LOOKBACKcolumnsrollingmeanilocpdisnafloatabsVOL_ABSORPTION_MIN_BODY_RATIOVOL_ABSORPTION_VOL_MULTIPLIERVOL_ABSORPTION_RANGE_RATIObool)dfatrcolavg_vollast_volohlcrngbodyhigh_vol small_rangebuy_abssell_abss 1/home/work/apex_v16/analysis/indicators/volume.pycalc_absorptionr+sn$ ax3r744"**,(-C "**goo56;;=BB2FG www7a<RW\\"%&H bjoob!"A bjoob!"A binnR !A bkr"#A a%C ax q1u:D ,s227%.HHH2S88K !eG1uH =$x. (()rz pd.DataFramerrreturnztuple[bool, bool]) __doc__ __future__rpandasrrrrrr+r,r*r2s1#!$ # " #2)r,