text: import bpy
  material = bpy.context.object.active_material
  gpcolor = material.grease_pencil
  
  gpcolor.mode = 'LINE'
  gpcolor.stroke_style = 'SOLID'
  gpcolor.color = (0.0, 0.0, 0.0, 0.0)
  gpcolor.stroke_image = None
  gpcolor.pixel_size = 100.0
  gpcolor.mix_stroke_factor = 0.0
  gpcolor.alignment_mode = 'PATH'
  gpcolor.fill_style = 'SOLID'
  gpcolor.fill_color = (0.5, 0.5, 0.5, 1.0)
  gpcolor.fill_image = None
  gpcolor.gradient_type = 'LINEAR'
  gpcolor.mix_color = (1.0, 1.0, 1.0, 0.2)
  gpcolor.mix_factor = 0.0
  gpcolor.flip = False
  gpcolor.texture_offset = (0.0, 0.0)
  gpcolor.texture_scale = (1.0, 1.0)
  gpcolor.texture_angle = 0.0
  gpcolor.texture_opacity = 1.0
  gpcolor.texture_clamp = False
  gpcolor.mix_factor = 0.0
  gpcolor.show_stroke = False
  gpcolor.show_fill = True
  