Edit HueCurveModifier #Blender #BSE

blender-edit-hue-curves.py

# for http://blender.stackexchange.com/questions/46784/can-python-access-control-points-of-hue-modifier

import bpy

# get the scene
scn = bpy.context.scene

# get the clip
act_strip = scn.sequence_editor.active_strip

# get the hue correct modifier
hue_modifier = act_strip.modifiers["Hue Correct"]
            
# get the mapping 
# .../bpy.types.CurveMapping.html#bpy.types.CurveMapping
mapping = hue_modifier.curve_mapping

# get the curve maps
# .../bpy.types.CurveMap.html#bpy.types.CurveMap
hue, sat, val = mapping.curves

# iterate through saturation curve points
for count, point in enumerate(sat.points):
    x, y = point.location
    
    # desaturate blue
    if 0.55 <= x <= 0.7: # check if x is within blue range
        point.location.y = 0.01
    
    # print the points
    print (count, point.location)

# direct assignment via index operator
#sat.points[5].location[1] = 0 # desaturate blue

# update the curve
# ../bpy.types.CurveMapping.html#bpy.types.CurveMapping.update
mapping.update()

# force viewer update (optional)
hue_modifier.mute = True
hue_modifier.mute = False